Home / 42,655.74-63,993.62-14,576.02

Finding the Fourth Proportional to 42,655.74, 63,993.62 and 14,576.02

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Solution

The fourth proportional to 42,655.74, 63,993.62 and 14,576.02 is: 21,867.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,655.74 : 63,993.62 = 14,576.02 : x
  2. Step 2: Convert to fraction form
    42,655.74/63,993.62 = 14,576.02/x
  3. Step 3: Cross multiply
    42,655.74x = 63,993.62 × 14,576.02
  4. Step 4: Simplify right side
    42,655.74x = 932,772,372.10
  5. Step 5: Solve for x
    x = 932,772,372.10/42,655.74
  6. Step 6: Final answer
    x = 21,867.46

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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.