Home / 28,000.30-42,000.45-24,198.70

Finding the Fourth Proportional to 28,000.30, 42,000.45 and 24,198.70

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Solution

The fourth proportional to 28,000.30, 42,000.45 and 24,198.70 is: 36,298.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,000.30 : 42,000.45 = 24,198.70 : x
  2. Step 2: Convert to fraction form
    28,000.30/42,000.45 = 24,198.70/x
  3. Step 3: Cross multiply
    28,000.30x = 42,000.45 × 24,198.70
  4. Step 4: Simplify right side
    28,000.30x = 1,016,356,289.42
  5. Step 5: Solve for x
    x = 1,016,356,289.42/28,000.30
  6. Step 6: Final answer
    x = 36,298.05

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1.5x scale

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.