Home / 39,438.74-59,111.28-22,764.27

Finding the Fourth Proportional to 39,438.74, 59,111.28 and 22,764.27

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Solution

The fourth proportional to 39,438.74, 59,111.28 and 22,764.27 is: 34,119.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,438.74 : 59,111.28 = 22,764.27 : x
  2. Step 2: Convert to fraction form
    39,438.74/59,111.28 = 22,764.27/x
  3. Step 3: Cross multiply
    39,438.74x = 59,111.28 × 22,764.27
  4. Step 4: Simplify right side
    39,438.74x = 1,345,625,137.97
  5. Step 5: Solve for x
    x = 1,345,625,137.97/39,438.74
  6. Step 6: Final answer
    x = 34,119.38

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1.5x scale

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.