Home / 52,229.84-72,077.33-28,356.62

Finding the Fourth Proportional to 52,229.84, 72,077.33 and 28,356.62

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Solution

The fourth proportional to 52,229.84, 72,077.33 and 28,356.62 is: 39,132.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,229.84 : 72,077.33 = 28,356.62 : x
  2. Step 2: Convert to fraction form
    52,229.84/72,077.33 = 28,356.62/x
  3. Step 3: Cross multiply
    52,229.84x = 72,077.33 × 28,356.62
  4. Step 4: Simplify right side
    52,229.84x = 2,043,869,457.42
  5. Step 5: Solve for x
    x = 2,043,869,457.42/52,229.84
  6. Step 6: Final answer
    x = 39,132.22

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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.