Home / 52,045.65-71,823.24-28,172.34

Finding the Fourth Proportional to 52,045.65, 71,823.24 and 28,172.34

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Solution

The fourth proportional to 52,045.65, 71,823.24 and 28,172.34 is: 38,877.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,045.65 : 71,823.24 = 28,172.34 : x
  2. Step 2: Convert to fraction form
    52,045.65/71,823.24 = 28,172.34/x
  3. Step 3: Cross multiply
    52,045.65x = 71,823.24 × 28,172.34
  4. Step 4: Simplify right side
    52,045.65x = 2,023,428,737.18
  5. Step 5: Solve for x
    x = 2,023,428,737.18/52,045.65
  6. Step 6: Final answer
    x = 38,877.96

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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.