Home / 37,770.38-56,656.86-11,475.08

Finding the Fourth Proportional to 37,770.38, 56,656.86 and 11,475.08

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Solution

The fourth proportional to 37,770.38, 56,656.86 and 11,475.08 is: 17,213.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,770.38 : 56,656.86 = 11,475.08 : x
  2. Step 2: Convert to fraction form
    37,770.38/56,656.86 = 11,475.08/x
  3. Step 3: Cross multiply
    37,770.38x = 56,656.86 × 11,475.08
  4. Step 4: Simplify right side
    37,770.38x = 650,142,001.05
  5. Step 5: Solve for x
    x = 650,142,001.05/37,770.38
  6. Step 6: Final answer
    x = 17,213.01

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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.