Home / 42,211.08-63,260.80-22,179.64

Finding the Fourth Proportional to 42,211.08, 63,260.80 and 22,179.64

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Solution

The fourth proportional to 42,211.08, 63,260.80 and 22,179.64 is: 33,240.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,211.08 : 63,260.80 = 22,179.64 : x
  2. Step 2: Convert to fraction form
    42,211.08/63,260.80 = 22,179.64/x
  3. Step 3: Cross multiply
    42,211.08x = 63,260.80 × 22,179.64
  4. Step 4: Simplify right side
    42,211.08x = 1,403,101,770.11
  5. Step 5: Solve for x
    x = 1,403,101,770.11/42,211.08
  6. Step 6: Final answer
    x = 33,240.13

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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.