Home / 15,439.26-23,158.83-3,752.47

Finding the Fourth Proportional to 15,439.26, 23,158.83 and 3,752.47

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Solution

The fourth proportional to 15,439.26, 23,158.83 and 3,752.47 is: 5,628.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,439.26 : 23,158.83 = 3,752.47 : x
  2. Step 2: Convert to fraction form
    15,439.26/23,158.83 = 3,752.47/x
  3. Step 3: Cross multiply
    15,439.26x = 23,158.83 × 3,752.47
  4. Step 4: Simplify right side
    15,439.26x = 86,902,814.81
  5. Step 5: Solve for x
    x = 86,902,814.81/15,439.26
  6. Step 6: Final answer
    x = 5,628.69

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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.