Home / 25,607.70-38,411.55-15,110.10

Finding the Fourth Proportional to 25,607.70, 38,411.55 and 15,110.10

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Solution

The fourth proportional to 25,607.70, 38,411.55 and 15,110.10 is: 22,665.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,607.70 : 38,411.55 = 15,110.10 : x
  2. Step 2: Convert to fraction form
    25,607.70/38,411.55 = 15,110.10/x
  3. Step 3: Cross multiply
    25,607.70x = 38,411.55 × 15,110.10
  4. Step 4: Simplify right side
    25,607.70x = 580,402,361.66
  5. Step 5: Solve for x
    x = 580,402,361.66/25,607.70
  6. Step 6: Final answer
    x = 22,665.15

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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.