Home / 24,734.16-34,123.28-15,778.80

Finding the Fourth Proportional to 24,734.16, 34,123.28 and 15,778.80

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Solution

The fourth proportional to 24,734.16, 34,123.28 and 15,778.80 is: 21,768.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,734.16 : 34,123.28 = 15,778.80 : x
  2. Step 2: Convert to fraction form
    24,734.16/34,123.28 = 15,778.80/x
  3. Step 3: Cross multiply
    24,734.16x = 34,123.28 × 15,778.80
  4. Step 4: Simplify right side
    24,734.16x = 538,424,331.57
  5. Step 5: Solve for x
    x = 538,424,331.57/24,734.16
  6. Step 6: Final answer
    x = 21,768.45

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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.