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Finding the Fourth Proportional to 12,316.59, 16,957.76 and 10,744.11

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Solution

The fourth proportional to 12,316.59, 16,957.76 and 10,744.11 is: 14,792.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,316.59 : 16,957.76 = 10,744.11 : x
  2. Step 2: Convert to fraction form
    12,316.59/16,957.76 = 10,744.11/x
  3. Step 3: Cross multiply
    12,316.59x = 16,957.76 × 10,744.11
  4. Step 4: Simplify right side
    12,316.59x = 182,195,985.07
  5. Step 5: Solve for x
    x = 182,195,985.07/12,316.59
  6. Step 6: Final answer
    x = 14,792.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.