Home / 15,488.40-23,229.14-4,392.60

Finding the Fourth Proportional to 15,488.40, 23,229.14 and 4,392.60

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Solution

The fourth proportional to 15,488.40, 23,229.14 and 4,392.60 is: 6,587.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,488.40 : 23,229.14 = 4,392.60 : x
  2. Step 2: Convert to fraction form
    15,488.40/23,229.14 = 4,392.60/x
  3. Step 3: Cross multiply
    15,488.40x = 23,229.14 × 4,392.60
  4. Step 4: Simplify right side
    15,488.40x = 102,036,320.36
  5. Step 5: Solve for x
    x = 102,036,320.36/15,488.40
  6. Step 6: Final answer
    x = 6,587.92

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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.