Home / 22,973.41-31,699.51-13,543.80

Finding the Fourth Proportional to 22,973.41, 31,699.51 and 13,543.80

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Solution

The fourth proportional to 22,973.41, 31,699.51 and 13,543.80 is: 18,688.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,973.41 : 31,699.51 = 13,543.80 : x
  2. Step 2: Convert to fraction form
    22,973.41/31,699.51 = 13,543.80/x
  3. Step 3: Cross multiply
    22,973.41x = 31,699.51 × 13,543.80
  4. Step 4: Simplify right side
    22,973.41x = 429,331,823.54
  5. Step 5: Solve for x
    x = 429,331,823.54/22,973.41
  6. Step 6: Final answer
    x = 18,688.21

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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.