Home / 48,109.96-72,152.29-14,367.97

Finding the Fourth Proportional to 48,109.96, 72,152.29 and 14,367.97

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Solution

The fourth proportional to 48,109.96, 72,152.29 and 14,367.97 is: 21,548.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,109.96 : 72,152.29 = 14,367.97 : x
  2. Step 2: Convert to fraction form
    48,109.96/72,152.29 = 14,367.97/x
  3. Step 3: Cross multiply
    48,109.96x = 72,152.29 × 14,367.97
  4. Step 4: Simplify right side
    48,109.96x = 1,036,681,505.55
  5. Step 5: Solve for x
    x = 1,036,681,505.55/48,109.96
  6. Step 6: Final answer
    x = 21,548.17

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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.