Home / 63,023-86,968.94-34,342.76

Finding the Fourth Proportional to 63,023, 86,968.94 and 34,342.76

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Solution

The fourth proportional to 63,023, 86,968.94 and 34,342.76 is: 47,391.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,023 : 86,968.94 = 34,342.76 : x
  2. Step 2: Convert to fraction form
    63,023/86,968.94 = 34,342.76/x
  3. Step 3: Cross multiply
    63,023x = 86,968.94 × 34,342.76
  4. Step 4: Simplify right side
    63,023x = 2,986,753,433.87
  5. Step 5: Solve for x
    x = 2,986,753,433.87/63,023
  6. Step 6: Final answer
    x = 47,391.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.