Home / 40,301.14-55,615.60-22,397.82

Finding the Fourth Proportional to 40,301.14, 55,615.60 and 22,397.82

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Solution

The fourth proportional to 40,301.14, 55,615.60 and 22,397.82 is: 30,909.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,301.14 : 55,615.60 = 22,397.82 : x
  2. Step 2: Convert to fraction form
    40,301.14/55,615.60 = 22,397.82/x
  3. Step 3: Cross multiply
    40,301.14x = 55,615.60 × 22,397.82
  4. Step 4: Simplify right side
    40,301.14x = 1,245,668,197.99
  5. Step 5: Solve for x
    x = 1,245,668,197.99/40,301.14
  6. Step 6: Final answer
    x = 30,909.01

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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.