Home / 20,184.72-30,269.28-9,651.93

Finding the Fourth Proportional to 20,184.72, 30,269.28 and 9,651.93

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Solution

The fourth proportional to 20,184.72, 30,269.28 and 9,651.93 is: 14,474.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,184.72 : 30,269.28 = 9,651.93 : x
  2. Step 2: Convert to fraction form
    20,184.72/30,269.28 = 9,651.93/x
  3. Step 3: Cross multiply
    20,184.72x = 30,269.28 × 9,651.93
  4. Step 4: Simplify right side
    20,184.72x = 292,156,971.71
  5. Step 5: Solve for x
    x = 292,156,971.71/20,184.72
  6. Step 6: Final answer
    x = 14,474.17

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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.