Home / 25,688.12-38,543.72-16,325.71

Finding the Fourth Proportional to 25,688.12, 38,543.72 and 16,325.71

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Solution

The fourth proportional to 25,688.12, 38,543.72 and 16,325.71 is: 24,495.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,688.12 : 38,543.72 = 16,325.71 : x
  2. Step 2: Convert to fraction form
    25,688.12/38,543.72 = 16,325.71/x
  3. Step 3: Cross multiply
    25,688.12x = 38,543.72 × 16,325.71
  4. Step 4: Simplify right side
    25,688.12x = 629,253,417.05
  5. Step 5: Solve for x
    x = 629,253,417.05/25,688.12
  6. Step 6: Final answer
    x = 24,495.90

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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.