Home / 25,655.49-38,497.82-15,818.85

Finding the Fourth Proportional to 25,655.49, 38,497.82 and 15,818.85

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Solution

The fourth proportional to 25,655.49, 38,497.82 and 15,818.85 is: 23,737.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,655.49 : 38,497.82 = 15,818.85 : x
  2. Step 2: Convert to fraction form
    25,655.49/38,497.82 = 15,818.85/x
  3. Step 3: Cross multiply
    25,655.49x = 38,497.82 × 15,818.85
  4. Step 4: Simplify right side
    25,655.49x = 608,991,160.81
  5. Step 5: Solve for x
    x = 608,991,160.81/25,655.49
  6. Step 6: Final answer
    x = 23,737.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.