Home / 12,614.40-18,902.30-6,356.93

Finding the Fourth Proportional to 12,614.40, 18,902.30 and 6,356.93

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Solution

The fourth proportional to 12,614.40, 18,902.30 and 6,356.93 is: 9,525.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,614.40 : 18,902.30 = 6,356.93 : x
  2. Step 2: Convert to fraction form
    12,614.40/18,902.30 = 6,356.93/x
  3. Step 3: Cross multiply
    12,614.40x = 18,902.30 × 6,356.93
  4. Step 4: Simplify right side
    12,614.40x = 120,160,471.64
  5. Step 5: Solve for x
    x = 120,160,471.64/12,614.40
  6. Step 6: Final answer
    x = 9,525.66

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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.