Home / 42,393.69-63,551.66-14,672.25

Finding the Fourth Proportional to 42,393.69, 63,551.66 and 14,672.25

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Solution

The fourth proportional to 42,393.69, 63,551.66 and 14,672.25 is: 21,994.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,393.69 : 63,551.66 = 14,672.25 : x
  2. Step 2: Convert to fraction form
    42,393.69/63,551.66 = 14,672.25/x
  3. Step 3: Cross multiply
    42,393.69x = 63,551.66 × 14,672.25
  4. Step 4: Simplify right side
    42,393.69x = 932,445,770.07
  5. Step 5: Solve for x
    x = 932,445,770.07/42,393.69
  6. Step 6: Final answer
    x = 21,994.92

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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.