Home / 27,270.12-37,617.39-16,365.47

Finding the Fourth Proportional to 27,270.12, 37,617.39 and 16,365.47

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Solution

The fourth proportional to 27,270.12, 37,617.39 and 16,365.47 is: 22,575.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,270.12 : 37,617.39 = 16,365.47 : x
  2. Step 2: Convert to fraction form
    27,270.12/37,617.39 = 16,365.47/x
  3. Step 3: Cross multiply
    27,270.12x = 37,617.39 × 16,365.47
  4. Step 4: Simplify right side
    27,270.12x = 615,626,402.48
  5. Step 5: Solve for x
    x = 615,626,402.48/27,270.12
  6. Step 6: Final answer
    x = 22,575.12

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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.