Home / 32,990.76-49,531.10-28,541.43

Finding the Fourth Proportional to 32,990.76, 49,531.10 and 28,541.43

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Solution

The fourth proportional to 32,990.76, 49,531.10 and 28,541.43 is: 42,851.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,990.76 : 49,531.10 = 28,541.43 : x
  2. Step 2: Convert to fraction form
    32,990.76/49,531.10 = 28,541.43/x
  3. Step 3: Cross multiply
    32,990.76x = 49,531.10 × 28,541.43
  4. Step 4: Simplify right side
    32,990.76x = 1,413,688,280.77
  5. Step 5: Solve for x
    x = 1,413,688,280.77/32,990.76
  6. Step 6: Final answer
    x = 42,851.04

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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.