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Finding the Fourth Proportional to 16,706.66, 25,060.39 and 5,613.50

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Solution

The fourth proportional to 16,706.66, 25,060.39 and 5,613.50 is: 8,420.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,706.66 : 25,060.39 = 5,613.50 : x
  2. Step 2: Convert to fraction form
    16,706.66/25,060.39 = 5,613.50/x
  3. Step 3: Cross multiply
    16,706.66x = 25,060.39 × 5,613.50
  4. Step 4: Simplify right side
    16,706.66x = 140,676,547.88
  5. Step 5: Solve for x
    x = 140,676,547.88/16,706.66
  6. Step 6: Final answer
    x = 8,420.39

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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.