Home / 40,370.28-60,565.14-12,668.28

Finding the Fourth Proportional to 40,370.28, 60,565.14 and 12,668.28

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Solution

The fourth proportional to 40,370.28, 60,565.14 and 12,668.28 is: 19,005.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,370.28 : 60,565.14 = 12,668.28 : x
  2. Step 2: Convert to fraction form
    40,370.28/60,565.14 = 12,668.28/x
  3. Step 3: Cross multiply
    40,370.28x = 60,565.14 × 12,668.28
  4. Step 4: Simplify right side
    40,370.28x = 767,256,151.76
  5. Step 5: Solve for x
    x = 767,256,151.76/40,370.28
  6. Step 6: Final answer
    x = 19,005.47

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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.