Home / 37,586.11-51,870.12-20,590.35

Finding the Fourth Proportional to 37,586.11, 51,870.12 and 20,590.35

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Solution

The fourth proportional to 37,586.11, 51,870.12 and 20,590.35 is: 28,415.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,586.11 : 51,870.12 = 20,590.35 : x
  2. Step 2: Convert to fraction form
    37,586.11/51,870.12 = 20,590.35/x
  3. Step 3: Cross multiply
    37,586.11x = 51,870.12 × 20,590.35
  4. Step 4: Simplify right side
    37,586.11x = 1,068,023,847.14
  5. Step 5: Solve for x
    x = 1,068,023,847.14/37,586.11
  6. Step 6: Final answer
    x = 28,415.39

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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.