Home / 15,118.39-22,639.87-9,554.95

Finding the Fourth Proportional to 15,118.39, 22,639.87 and 9,554.95

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Solution

The fourth proportional to 15,118.39, 22,639.87 and 9,554.95 is: 14,308.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,118.39 : 22,639.87 = 9,554.95 : x
  2. Step 2: Convert to fraction form
    15,118.39/22,639.87 = 9,554.95/x
  3. Step 3: Cross multiply
    15,118.39x = 22,639.87 × 9,554.95
  4. Step 4: Simplify right side
    15,118.39x = 216,322,825.86
  5. Step 5: Solve for x
    x = 216,322,825.86/15,118.39
  6. Step 6: Final answer
    x = 14,308.59

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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.