Home / 31,417.71-43,359.08-17,273.22

Finding the Fourth Proportional to 31,417.71, 43,359.08 and 17,273.22

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Solution

The fourth proportional to 31,417.71, 43,359.08 and 17,273.22 is: 23,838.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,417.71 : 43,359.08 = 17,273.22 : x
  2. Step 2: Convert to fraction form
    31,417.71/43,359.08 = 17,273.22/x
  3. Step 3: Cross multiply
    31,417.71x = 43,359.08 × 17,273.22
  4. Step 4: Simplify right side
    31,417.71x = 748,950,841.47
  5. Step 5: Solve for x
    x = 748,950,841.47/31,417.71
  6. Step 6: Final answer
    x = 23,838.49

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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.