Home / 52,074.14-71,861.90-28,200.74

Finding the Fourth Proportional to 52,074.14, 71,861.90 and 28,200.74

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Solution

The fourth proportional to 52,074.14, 71,861.90 and 28,200.74 is: 38,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,074.14 : 71,861.90 = 28,200.74 : x
  2. Step 2: Convert to fraction form
    52,074.14/71,861.90 = 28,200.74/x
  3. Step 3: Cross multiply
    52,074.14x = 71,861.90 × 28,200.74
  4. Step 4: Simplify right side
    52,074.14x = 2,026,558,757.81
  5. Step 5: Solve for x
    x = 2,026,558,757.81/52,074.14
  6. Step 6: Final answer
    x = 38,916.80

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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.