Home / 15,175.32-22,762.20-5,814.64

Finding the Fourth Proportional to 15,175.32, 22,762.20 and 5,814.64

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Solution

The fourth proportional to 15,175.32, 22,762.20 and 5,814.64 is: 8,721.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,175.32 : 22,762.20 = 5,814.64 : x
  2. Step 2: Convert to fraction form
    15,175.32/22,762.20 = 5,814.64/x
  3. Step 3: Cross multiply
    15,175.32x = 22,762.20 × 5,814.64
  4. Step 4: Simplify right side
    15,175.32x = 132,353,998.61
  5. Step 5: Solve for x
    x = 132,353,998.61/15,175.32
  6. Step 6: Final answer
    x = 8,721.66

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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.