Home / 15,439.58-23,159.30-3,752.82

Finding the Fourth Proportional to 15,439.58, 23,159.30 and 3,752.82

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Solution

The fourth proportional to 15,439.58, 23,159.30 and 3,752.82 is: 5,629.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,439.58 : 23,159.30 = 3,752.82 : x
  2. Step 2: Convert to fraction form
    15,439.58/23,159.30 = 3,752.82/x
  3. Step 3: Cross multiply
    15,439.58x = 23,159.30 × 3,752.82
  4. Step 4: Simplify right side
    15,439.58x = 86,912,684.23
  5. Step 5: Solve for x
    x = 86,912,684.23/15,439.58
  6. Step 6: Final answer
    x = 5,629.21

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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.