Home / 37,613.90-51,904.78-20,615.14

Finding the Fourth Proportional to 37,613.90, 51,904.78 and 20,615.14

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Solution

The fourth proportional to 37,613.90, 51,904.78 and 20,615.14 is: 28,447.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,613.90 : 51,904.78 = 20,615.14 : x
  2. Step 2: Convert to fraction form
    37,613.90/51,904.78 = 20,615.14/x
  3. Step 3: Cross multiply
    37,613.90x = 51,904.78 × 20,615.14
  4. Step 4: Simplify right side
    37,613.90x = 1,070,024,306.37
  5. Step 5: Solve for x
    x = 1,070,024,306.37/37,613.90
  6. Step 6: Final answer
    x = 28,447.58

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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.