Home / 14,409.32-21,617.22-10,425.74

Finding the Fourth Proportional to 14,409.32, 21,617.22 and 10,425.74

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Solution

The fourth proportional to 14,409.32, 21,617.22 and 10,425.74 is: 15,640.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,409.32 : 21,617.22 = 10,425.74 : x
  2. Step 2: Convert to fraction form
    14,409.32/21,617.22 = 10,425.74/x
  3. Step 3: Cross multiply
    14,409.32x = 21,617.22 × 10,425.74
  4. Step 4: Simplify right side
    14,409.32x = 225,375,515.24
  5. Step 5: Solve for x
    x = 225,375,515.24/14,409.32
  6. Step 6: Final answer
    x = 15,640.95

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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.