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Finding the Fourth Proportional to 32,545.67, 44,899.74 and 21,211.02

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Solution

The fourth proportional to 32,545.67, 44,899.74 and 21,211.02 is: 29,262.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,545.67 : 44,899.74 = 21,211.02 : x
  2. Step 2: Convert to fraction form
    32,545.67/44,899.74 = 21,211.02/x
  3. Step 3: Cross multiply
    32,545.67x = 44,899.74 × 21,211.02
  4. Step 4: Simplify right side
    32,545.67x = 952,369,283.13
  5. Step 5: Solve for x
    x = 952,369,283.13/32,545.67
  6. Step 6: Final answer
    x = 29,262.55

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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.