Home / 42,334.45-63,504.81-14,254.38

Finding the Fourth Proportional to 42,334.45, 63,504.81 and 14,254.38

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Solution

The fourth proportional to 42,334.45, 63,504.81 and 14,254.38 is: 21,382.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,334.45 : 63,504.81 = 14,254.38 : x
  2. Step 2: Convert to fraction form
    42,334.45/63,504.81 = 14,254.38/x
  3. Step 3: Cross multiply
    42,334.45x = 63,504.81 × 14,254.38
  4. Step 4: Simplify right side
    42,334.45x = 905,221,693.57
  5. Step 5: Solve for x
    x = 905,221,693.57/42,334.45
  6. Step 6: Final answer
    x = 21,382.63

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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.