Home / 37,348.02-51,540-20,581.02

Finding the Fourth Proportional to 37,348.02, 51,540 and 20,581.02

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Solution

The fourth proportional to 37,348.02, 51,540 and 20,581.02 is: 28,401.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,348.02 : 51,540 = 20,581.02 : x
  2. Step 2: Convert to fraction form
    37,348.02/51,540 = 20,581.02/x
  3. Step 3: Cross multiply
    37,348.02x = 51,540 × 20,581.02
  4. Step 4: Simplify right side
    37,348.02x = 1,060,745,770.80
  5. Step 5: Solve for x
    x = 1,060,745,770.80/37,348.02
  6. Step 6: Final answer
    x = 28,401.66

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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.