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Finding the Fourth Proportional to 16,895.70, 25,307.10 and 16,895.70

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Solution

The fourth proportional to 16,895.70, 25,307.10 and 16,895.70 is: 25,307.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,895.70 : 25,307.10 = 16,895.70 : x
  2. Step 2: Convert to fraction form
    16,895.70/25,307.10 = 16,895.70/x
  3. Step 3: Cross multiply
    16,895.70x = 25,307.10 × 16,895.70
  4. Step 4: Simplify right side
    16,895.70x = 427,581,169.47
  5. Step 5: Solve for x
    x = 427,581,169.47/16,895.70
  6. Step 6: Final answer
    x = 25,307.10

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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.