Home / 37,207.60-55,820.40-10,913.20

Finding the Fourth Proportional to 37,207.60, 55,820.40 and 10,913.20

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Solution

The fourth proportional to 37,207.60, 55,820.40 and 10,913.20 is: 16,372.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,207.60 : 55,820.40 = 10,913.20 : x
  2. Step 2: Convert to fraction form
    37,207.60/55,820.40 = 10,913.20/x
  3. Step 3: Cross multiply
    37,207.60x = 55,820.40 × 10,913.20
  4. Step 4: Simplify right side
    37,207.60x = 609,179,189.28
  5. Step 5: Solve for x
    x = 609,179,189.28/37,207.60
  6. Step 6: Final answer
    x = 16,372.44

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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.