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Finding the Fourth Proportional to 10,773.71, 16,051.67 and 10,621.53

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Solution

The fourth proportional to 10,773.71, 16,051.67 and 10,621.53 is: 15,824.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,773.71 : 16,051.67 = 10,621.53 : x
  2. Step 2: Convert to fraction form
    10,773.71/16,051.67 = 10,621.53/x
  3. Step 3: Cross multiply
    10,773.71x = 16,051.67 × 10,621.53
  4. Step 4: Simplify right side
    10,773.71x = 170,493,281.18
  5. Step 5: Solve for x
    x = 170,493,281.18/10,773.71
  6. Step 6: Final answer
    x = 15,824.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.