Home / 15,924.25-23,886.34-7,148.91

Finding the Fourth Proportional to 15,924.25, 23,886.34 and 7,148.91

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Solution

The fourth proportional to 15,924.25, 23,886.34 and 7,148.91 is: 10,723.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,924.25 : 23,886.34 = 7,148.91 : x
  2. Step 2: Convert to fraction form
    15,924.25/23,886.34 = 7,148.91/x
  3. Step 3: Cross multiply
    15,924.25x = 23,886.34 × 7,148.91
  4. Step 4: Simplify right side
    15,924.25x = 170,761,272.44
  5. Step 5: Solve for x
    x = 170,761,272.44/15,924.25
  6. Step 6: Final answer
    x = 10,723.35

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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.