Home / 36,966.17-51,014.37-20,613.76

Finding the Fourth Proportional to 36,966.17, 51,014.37 and 20,613.76

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Solution

The fourth proportional to 36,966.17, 51,014.37 and 20,613.76 is: 28,447.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,966.17 : 51,014.37 = 20,613.76 : x
  2. Step 2: Convert to fraction form
    36,966.17/51,014.37 = 20,613.76/x
  3. Step 3: Cross multiply
    36,966.17x = 51,014.37 × 20,613.76
  4. Step 4: Simplify right side
    36,966.17x = 1,051,597,929.50
  5. Step 5: Solve for x
    x = 1,051,597,929.50/36,966.17
  6. Step 6: Final answer
    x = 28,447.57

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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.