Home / 37,354.12-51,545.64-20,587.12

Finding the Fourth Proportional to 37,354.12, 51,545.64 and 20,587.12

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Solution

The fourth proportional to 37,354.12, 51,545.64 and 20,587.12 is: 28,408.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,354.12 : 51,545.64 = 20,587.12 : x
  2. Step 2: Convert to fraction form
    37,354.12/51,545.64 = 20,587.12/x
  3. Step 3: Cross multiply
    37,354.12x = 51,545.64 × 20,587.12
  4. Step 4: Simplify right side
    37,354.12x = 1,061,176,276.16
  5. Step 5: Solve for x
    x = 1,061,176,276.16/37,354.12
  6. Step 6: Final answer
    x = 28,408.55

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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.