Home / 52,247.86-72,102.03-28,374.54

Finding the Fourth Proportional to 52,247.86, 72,102.03 and 28,374.54

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Solution

The fourth proportional to 52,247.86, 72,102.03 and 28,374.54 is: 39,156.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,247.86 : 72,102.03 = 28,374.54 : x
  2. Step 2: Convert to fraction form
    52,247.86/72,102.03 = 28,374.54/x
  3. Step 3: Cross multiply
    52,247.86x = 72,102.03 × 28,374.54
  4. Step 4: Simplify right side
    52,247.86x = 2,045,861,934.32
  5. Step 5: Solve for x
    x = 2,045,861,934.32/52,247.86
  6. Step 6: Final answer
    x = 39,156.86

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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.