Home / 37,530.85-51,792.12-20,534.90

Finding the Fourth Proportional to 37,530.85, 51,792.12 and 20,534.90

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Solution

The fourth proportional to 37,530.85, 51,792.12 and 20,534.90 is: 28,337.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,530.85 : 51,792.12 = 20,534.90 : x
  2. Step 2: Convert to fraction form
    37,530.85/51,792.12 = 20,534.90/x
  3. Step 3: Cross multiply
    37,530.85x = 51,792.12 × 20,534.90
  4. Step 4: Simplify right side
    37,530.85x = 1,063,545,823.03
  5. Step 5: Solve for x
    x = 1,063,545,823.03/37,530.85
  6. Step 6: Final answer
    x = 28,337.91

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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.