Home / 40,430.80-60,699.60-34,545.38

Finding the Fourth Proportional to 40,430.80, 60,699.60 and 34,545.38

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Solution

The fourth proportional to 40,430.80, 60,699.60 and 34,545.38 is: 51,863.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,430.80 : 60,699.60 = 34,545.38 : x
  2. Step 2: Convert to fraction form
    40,430.80/60,699.60 = 34,545.38/x
  3. Step 3: Cross multiply
    40,430.80x = 60,699.60 × 34,545.38
  4. Step 4: Simplify right side
    40,430.80x = 2,096,890,444.35
  5. Step 5: Solve for x
    x = 2,096,890,444.35/40,430.80
  6. Step 6: Final answer
    x = 51,863.69

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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.