Home / 12,681.04-17,499.36-7,093.12

Finding the Fourth Proportional to 12,681.04, 17,499.36 and 7,093.12

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Solution

The fourth proportional to 12,681.04, 17,499.36 and 7,093.12 is: 9,788.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,681.04 : 17,499.36 = 7,093.12 : x
  2. Step 2: Convert to fraction form
    12,681.04/17,499.36 = 7,093.12/x
  3. Step 3: Cross multiply
    12,681.04x = 17,499.36 × 7,093.12
  4. Step 4: Simplify right side
    12,681.04x = 124,125,060.40
  5. Step 5: Solve for x
    x = 124,125,060.40/12,681.04
  6. Step 6: Final answer
    x = 9,788.24

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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.