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Finding the Fourth Proportional to 16,737.95, 25,099.62 and 5,642.57

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Solution

The fourth proportional to 16,737.95, 25,099.62 and 5,642.57 is: 8,461.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,737.95 : 25,099.62 = 5,642.57 : x
  2. Step 2: Convert to fraction form
    16,737.95/25,099.62 = 5,642.57/x
  3. Step 3: Cross multiply
    16,737.95x = 25,099.62 × 5,642.57
  4. Step 4: Simplify right side
    16,737.95x = 141,626,237.33
  5. Step 5: Solve for x
    x = 141,626,237.33/16,737.95
  6. Step 6: Final answer
    x = 8,461.39

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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.