Home / 17,387.92-23,995.30-9,430.14

Finding the Fourth Proportional to 17,387.92, 23,995.30 and 9,430.14

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Solution

The fourth proportional to 17,387.92, 23,995.30 and 9,430.14 is: 13,013.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387.92 : 23,995.30 = 9,430.14 : x
  2. Step 2: Convert to fraction form
    17,387.92/23,995.30 = 9,430.14/x
  3. Step 3: Cross multiply
    17,387.92x = 23,995.30 × 9,430.14
  4. Step 4: Simplify right side
    17,387.92x = 226,279,038.34
  5. Step 5: Solve for x
    x = 226,279,038.34/17,387.92
  6. Step 6: Final answer
    x = 13,013.58

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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.