Home / 42,322.97-63,513.66-14,620.97

Finding the Fourth Proportional to 42,322.97, 63,513.66 and 14,620.97

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Solution

The fourth proportional to 42,322.97, 63,513.66 and 14,620.97 is: 21,941.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,322.97 : 63,513.66 = 14,620.97 : x
  2. Step 2: Convert to fraction form
    42,322.97/63,513.66 = 14,620.97/x
  3. Step 3: Cross multiply
    42,322.97x = 63,513.66 × 14,620.97
  4. Step 4: Simplify right side
    42,322.97x = 928,630,999.88
  5. Step 5: Solve for x
    x = 928,630,999.88/42,322.97
  6. Step 6: Final answer
    x = 21,941.54

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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.