Home / 42,241.65-63,376.56-14,164.50

Finding the Fourth Proportional to 42,241.65, 63,376.56 and 14,164.50

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Solution

The fourth proportional to 42,241.65, 63,376.56 and 14,164.50 is: 21,251.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,241.65 : 63,376.56 = 14,164.50 : x
  2. Step 2: Convert to fraction form
    42,241.65/63,376.56 = 14,164.50/x
  3. Step 3: Cross multiply
    42,241.65x = 63,376.56 × 14,164.50
  4. Step 4: Simplify right side
    42,241.65x = 897,697,284.12
  5. Step 5: Solve for x
    x = 897,697,284.12/42,241.65
  6. Step 6: Final answer
    x = 21,251.47

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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.