Home / 49,744.40-68,645.28-28,508.96

Finding the Fourth Proportional to 49,744.40, 68,645.28 and 28,508.96

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Solution

The fourth proportional to 49,744.40, 68,645.28 and 28,508.96 is: 39,341.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,744.40 : 68,645.28 = 28,508.96 : x
  2. Step 2: Convert to fraction form
    49,744.40/68,645.28 = 28,508.96/x
  3. Step 3: Cross multiply
    49,744.40x = 68,645.28 × 28,508.96
  4. Step 4: Simplify right side
    49,744.40x = 1,957,005,541.71
  5. Step 5: Solve for x
    x = 1,957,005,541.71/49,744.40
  6. Step 6: Final answer
    x = 39,341.22

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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.