Home / 42,246.40-63,366.30-11,080.84

Finding the Fourth Proportional to 42,246.40, 63,366.30 and 11,080.84

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Solution

The fourth proportional to 42,246.40, 63,366.30 and 11,080.84 is: 16,620.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,246.40 : 63,366.30 = 11,080.84 : x
  2. Step 2: Convert to fraction form
    42,246.40/63,366.30 = 11,080.84/x
  3. Step 3: Cross multiply
    42,246.40x = 63,366.30 × 11,080.84
  4. Step 4: Simplify right side
    42,246.40x = 702,151,831.69
  5. Step 5: Solve for x
    x = 702,151,831.69/42,246.40
  6. Step 6: Final answer
    x = 16,620.39

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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.