Home / 27,344.39-37,731.16-15,407.47

Finding the Fourth Proportional to 27,344.39, 37,731.16 and 15,407.47

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Solution

The fourth proportional to 27,344.39, 37,731.16 and 15,407.47 is: 21,260.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,344.39 : 37,731.16 = 15,407.47 : x
  2. Step 2: Convert to fraction form
    27,344.39/37,731.16 = 15,407.47/x
  3. Step 3: Cross multiply
    27,344.39x = 37,731.16 × 15,407.47
  4. Step 4: Simplify right side
    27,344.39x = 581,341,695.52
  5. Step 5: Solve for x
    x = 581,341,695.52/27,344.39
  6. Step 6: Final answer
    x = 21,260.00

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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.