Home / 37,530.40-56,286.60-21,701.20

Finding the Fourth Proportional to 37,530.40, 56,286.60 and 21,701.20

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Solution

The fourth proportional to 37,530.40, 56,286.60 and 21,701.20 is: 32,546.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,530.40 : 56,286.60 = 21,701.20 : x
  2. Step 2: Convert to fraction form
    37,530.40/56,286.60 = 21,701.20/x
  3. Step 3: Cross multiply
    37,530.40x = 56,286.60 × 21,701.20
  4. Step 4: Simplify right side
    37,530.40x = 1,221,486,763.92
  5. Step 5: Solve for x
    x = 1,221,486,763.92/37,530.40
  6. Step 6: Final answer
    x = 32,546.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.