Home / 42,239.66-63,373.56-14,162.50

Finding the Fourth Proportional to 42,239.66, 63,373.56 and 14,162.50

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Solution

The fourth proportional to 42,239.66, 63,373.56 and 14,162.50 is: 21,248.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,239.66 : 63,373.56 = 14,162.50 : x
  2. Step 2: Convert to fraction form
    42,239.66/63,373.56 = 14,162.50/x
  3. Step 3: Cross multiply
    42,239.66x = 63,373.56 × 14,162.50
  4. Step 4: Simplify right side
    42,239.66x = 897,528,043.50
  5. Step 5: Solve for x
    x = 897,528,043.50/42,239.66
  6. Step 6: Final answer
    x = 21,248.47

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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.