Home / 52,269.91-78,409.72-14,830.90

Finding the Fourth Proportional to 52,269.91, 78,409.72 and 14,830.90

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Solution

The fourth proportional to 52,269.91, 78,409.72 and 14,830.90 is: 22,247.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,269.91 : 78,409.72 = 14,830.90 : x
  2. Step 2: Convert to fraction form
    52,269.91/78,409.72 = 14,830.90/x
  3. Step 3: Cross multiply
    52,269.91x = 78,409.72 × 14,830.90
  4. Step 4: Simplify right side
    52,269.91x = 1,162,886,538.86
  5. Step 5: Solve for x
    x = 1,162,886,538.86/52,269.91
  6. Step 6: Final answer
    x = 22,247.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.