Home / 42,366.14-63,567.15-21,295.08

Finding the Fourth Proportional to 42,366.14, 63,567.15 and 21,295.08

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Solution

The fourth proportional to 42,366.14, 63,567.15 and 21,295.08 is: 31,951.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,366.14 : 63,567.15 = 21,295.08 : x
  2. Step 2: Convert to fraction form
    42,366.14/63,567.15 = 21,295.08/x
  3. Step 3: Cross multiply
    42,366.14x = 63,567.15 × 21,295.08
  4. Step 4: Simplify right side
    42,366.14x = 1,353,667,544.62
  5. Step 5: Solve for x
    x = 1,353,667,544.62/42,366.14
  6. Step 6: Final answer
    x = 31,951.64

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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.