Home / 17,387.99-23,995.19-9,430.06

Finding the Fourth Proportional to 17,387.99, 23,995.19 and 9,430.06

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Solution

The fourth proportional to 17,387.99, 23,995.19 and 9,430.06 is: 13,013.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387.99 : 23,995.19 = 9,430.06 : x
  2. Step 2: Convert to fraction form
    17,387.99/23,995.19 = 9,430.06/x
  3. Step 3: Cross multiply
    17,387.99x = 23,995.19 × 9,430.06
  4. Step 4: Simplify right side
    17,387.99x = 226,276,045.00
  5. Step 5: Solve for x
    x = 226,276,045.00/17,387.99
  6. Step 6: Final answer
    x = 13,013.35

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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.