Home / 22,646.59-31,246.65-13,573.39

Finding the Fourth Proportional to 22,646.59, 31,246.65 and 13,573.39

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Solution

The fourth proportional to 22,646.59, 31,246.65 and 13,573.39 is: 18,727.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,646.59 : 31,246.65 = 13,573.39 : x
  2. Step 2: Convert to fraction form
    22,646.59/31,246.65 = 13,573.39/x
  3. Step 3: Cross multiply
    22,646.59x = 31,246.65 × 13,573.39
  4. Step 4: Simplify right side
    22,646.59x = 424,122,810.41
  5. Step 5: Solve for x
    x = 424,122,810.41/22,646.59
  6. Step 6: Final answer
    x = 18,727.89

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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.