Home / 42,351.04-63,529.20-14,268.76

Finding the Fourth Proportional to 42,351.04, 63,529.20 and 14,268.76

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Solution

The fourth proportional to 42,351.04, 63,529.20 and 14,268.76 is: 21,404.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,351.04 : 63,529.20 = 14,268.76 : x
  2. Step 2: Convert to fraction form
    42,351.04/63,529.20 = 14,268.76/x
  3. Step 3: Cross multiply
    42,351.04x = 63,529.20 × 14,268.76
  4. Step 4: Simplify right side
    42,351.04x = 906,482,907.79
  5. Step 5: Solve for x
    x = 906,482,907.79/42,351.04
  6. Step 6: Final answer
    x = 21,404.03

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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.