Home / 37,421.13-51,641.22-20,654.13

Finding the Fourth Proportional to 37,421.13, 51,641.22 and 20,654.13

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Solution

The fourth proportional to 37,421.13, 51,641.22 and 20,654.13 is: 28,502.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,421.13 : 51,641.22 = 20,654.13 : x
  2. Step 2: Convert to fraction form
    37,421.13/51,641.22 = 20,654.13/x
  3. Step 3: Cross multiply
    37,421.13x = 51,641.22 × 20,654.13
  4. Step 4: Simplify right side
    37,421.13x = 1,066,604,471.24
  5. Step 5: Solve for x
    x = 1,066,604,471.24/37,421.13
  6. Step 6: Final answer
    x = 28,502.73

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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.