Home / 15,475.42-23,213.10-5,614.66

Finding the Fourth Proportional to 15,475.42, 23,213.10 and 5,614.66

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Solution

The fourth proportional to 15,475.42, 23,213.10 and 5,614.66 is: 8,421.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,475.42 : 23,213.10 = 5,614.66 : x
  2. Step 2: Convert to fraction form
    15,475.42/23,213.10 = 5,614.66/x
  3. Step 3: Cross multiply
    15,475.42x = 23,213.10 × 5,614.66
  4. Step 4: Simplify right side
    15,475.42x = 130,333,664.05
  5. Step 5: Solve for x
    x = 130,333,664.05/15,475.42
  6. Step 6: Final answer
    x = 8,421.98

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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.