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Finding the Fourth Proportional to 16,869.10, 25,282.05 and 14,925.10

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Solution

The fourth proportional to 16,869.10, 25,282.05 and 14,925.10 is: 22,368.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869.10 : 25,282.05 = 14,925.10 : x
  2. Step 2: Convert to fraction form
    16,869.10/25,282.05 = 14,925.10/x
  3. Step 3: Cross multiply
    16,869.10x = 25,282.05 × 14,925.10
  4. Step 4: Simplify right side
    16,869.10x = 377,337,124.46
  5. Step 5: Solve for x
    x = 377,337,124.46/16,869.10
  6. Step 6: Final answer
    x = 22,368.54

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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.