Home / 40,616.86-60,919-15,668.59

Finding the Fourth Proportional to 40,616.86, 60,919 and 15,668.59

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Solution

The fourth proportional to 40,616.86, 60,919 and 15,668.59 is: 23,500.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,616.86 : 60,919 = 15,668.59 : x
  2. Step 2: Convert to fraction form
    40,616.86/60,919 = 15,668.59/x
  3. Step 3: Cross multiply
    40,616.86x = 60,919 × 15,668.59
  4. Step 4: Simplify right side
    40,616.86x = 954,514,834.21
  5. Step 5: Solve for x
    x = 954,514,834.21/40,616.86
  6. Step 6: Final answer
    x = 23,500.46

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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.