Home / 31,395.71-43,326.02-17,248.56

Finding the Fourth Proportional to 31,395.71, 43,326.02 and 17,248.56

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Solution

The fourth proportional to 31,395.71, 43,326.02 and 17,248.56 is: 23,802.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,395.71 : 43,326.02 = 17,248.56 : x
  2. Step 2: Convert to fraction form
    31,395.71/43,326.02 = 17,248.56/x
  3. Step 3: Cross multiply
    31,395.71x = 43,326.02 × 17,248.56
  4. Step 4: Simplify right side
    31,395.71x = 747,311,369.29
  5. Step 5: Solve for x
    x = 747,311,369.29/31,395.71
  6. Step 6: Final answer
    x = 23,802.98

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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.