Home / 40,510.83-60,678.77-39,519.39

Finding the Fourth Proportional to 40,510.83, 60,678.77 and 39,519.39

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Solution

The fourth proportional to 40,510.83, 60,678.77 and 39,519.39 is: 59,193.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,510.83 : 60,678.77 = 39,519.39 : x
  2. Step 2: Convert to fraction form
    40,510.83/60,678.77 = 39,519.39/x
  3. Step 3: Cross multiply
    40,510.83x = 60,678.77 × 39,519.39
  4. Step 4: Simplify right side
    40,510.83x = 2,397,987,778.75
  5. Step 5: Solve for x
    x = 2,397,987,778.75/40,510.83
  6. Step 6: Final answer
    x = 59,193.75

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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.