Home / 49,324.60-68,065.95-28,102.06

Finding the Fourth Proportional to 49,324.60, 68,065.95 and 28,102.06

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Solution

The fourth proportional to 49,324.60, 68,065.95 and 28,102.06 is: 38,779.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,324.60 : 68,065.95 = 28,102.06 : x
  2. Step 2: Convert to fraction form
    49,324.60/68,065.95 = 28,102.06/x
  3. Step 3: Cross multiply
    49,324.60x = 68,065.95 × 28,102.06
  4. Step 4: Simplify right side
    49,324.60x = 1,912,793,410.86
  5. Step 5: Solve for x
    x = 1,912,793,410.86/49,324.60
  6. Step 6: Final answer
    x = 38,779.70

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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.