Home / 17,381.99-23,987.17-9,424.23

Finding the Fourth Proportional to 17,381.99, 23,987.17 and 9,424.23

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Solution

The fourth proportional to 17,381.99, 23,987.17 and 9,424.23 is: 13,005.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,381.99 : 23,987.17 = 9,424.23 : x
  2. Step 2: Convert to fraction form
    17,381.99/23,987.17 = 9,424.23/x
  3. Step 3: Cross multiply
    17,381.99x = 23,987.17 × 9,424.23
  4. Step 4: Simplify right side
    17,381.99x = 226,060,607.13
  5. Step 5: Solve for x
    x = 226,060,607.13/17,381.99
  6. Step 6: Final answer
    x = 13,005.45

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.