Home / 42,284.92-63,422.52-14,203.84

Finding the Fourth Proportional to 42,284.92, 63,422.52 and 14,203.84

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Solution

The fourth proportional to 42,284.92, 63,422.52 and 14,203.84 is: 21,304.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,284.92 : 63,422.52 = 14,203.84 : x
  2. Step 2: Convert to fraction form
    42,284.92/63,422.52 = 14,203.84/x
  3. Step 3: Cross multiply
    42,284.92x = 63,422.52 × 14,203.84
  4. Step 4: Simplify right side
    42,284.92x = 900,843,326.48
  5. Step 5: Solve for x
    x = 900,843,326.48/42,284.92
  6. Step 6: Final answer
    x = 21,304.13

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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.