Home / 42,338.95-63,485.73-14,249.68

Finding the Fourth Proportional to 42,338.95, 63,485.73 and 14,249.68

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Solution

The fourth proportional to 42,338.95, 63,485.73 and 14,249.68 is: 21,366.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,338.95 : 63,485.73 = 14,249.68 : x
  2. Step 2: Convert to fraction form
    42,338.95/63,485.73 = 14,249.68/x
  3. Step 3: Cross multiply
    42,338.95x = 63,485.73 × 14,249.68
  4. Step 4: Simplify right side
    42,338.95x = 904,651,178.35
  5. Step 5: Solve for x
    x = 904,651,178.35/42,338.95
  6. Step 6: Final answer
    x = 21,366.88

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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.