Home / 42,153.92-63,182.88-14,067.38

Finding the Fourth Proportional to 42,153.92, 63,182.88 and 14,067.38

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Solution

The fourth proportional to 42,153.92, 63,182.88 and 14,067.38 is: 21,085.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,153.92 : 63,182.88 = 14,067.38 : x
  2. Step 2: Convert to fraction form
    42,153.92/63,182.88 = 14,067.38/x
  3. Step 3: Cross multiply
    42,153.92x = 63,182.88 × 14,067.38
  4. Step 4: Simplify right side
    42,153.92x = 888,817,582.45
  5. Step 5: Solve for x
    x = 888,817,582.45/42,153.92
  6. Step 6: Final answer
    x = 21,085.05

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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.