Home / 42,735.93-64,118.13-26,922.70

Finding the Fourth Proportional to 42,735.93, 64,118.13 and 26,922.70

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Solution

The fourth proportional to 42,735.93, 64,118.13 and 26,922.70 is: 40,393.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,735.93 : 64,118.13 = 26,922.70 : x
  2. Step 2: Convert to fraction form
    42,735.93/64,118.13 = 26,922.70/x
  3. Step 3: Cross multiply
    42,735.93x = 64,118.13 × 26,922.70
  4. Step 4: Simplify right side
    42,735.93x = 1,726,233,178.55
  5. Step 5: Solve for x
    x = 1,726,233,178.55/42,735.93
  6. Step 6: Final answer
    x = 40,393.02

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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.