Home / 42,734.17-64,102.07-14,686.44

Finding the Fourth Proportional to 42,734.17, 64,102.07 and 14,686.44

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Solution

The fourth proportional to 42,734.17, 64,102.07 and 14,686.44 is: 22,029.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,734.17 : 64,102.07 = 14,686.44 : x
  2. Step 2: Convert to fraction form
    42,734.17/64,102.07 = 14,686.44/x
  3. Step 3: Cross multiply
    42,734.17x = 64,102.07 × 14,686.44
  4. Step 4: Simplify right side
    42,734.17x = 941,431,204.93
  5. Step 5: Solve for x
    x = 941,431,204.93/42,734.17
  6. Step 6: Final answer
    x = 22,029.94

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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.