Home / 52,389.37-72,298.74-28,517.66

Finding the Fourth Proportional to 52,389.37, 72,298.74 and 28,517.66

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Solution

The fourth proportional to 52,389.37, 72,298.74 and 28,517.66 is: 39,355.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,389.37 : 72,298.74 = 28,517.66 : x
  2. Step 2: Convert to fraction form
    52,389.37/72,298.74 = 28,517.66/x
  3. Step 3: Cross multiply
    52,389.37x = 72,298.74 × 28,517.66
  4. Step 4: Simplify right side
    52,389.37x = 2,061,790,885.75
  5. Step 5: Solve for x
    x = 2,061,790,885.75/52,389.37
  6. Step 6: Final answer
    x = 39,355.14

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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.