Home / 37,266.40-55,899.60-19,770.40

Finding the Fourth Proportional to 37,266.40, 55,899.60 and 19,770.40

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Solution

The fourth proportional to 37,266.40, 55,899.60 and 19,770.40 is: 29,655.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,266.40 : 55,899.60 = 19,770.40 : x
  2. Step 2: Convert to fraction form
    37,266.40/55,899.60 = 19,770.40/x
  3. Step 3: Cross multiply
    37,266.40x = 55,899.60 × 19,770.40
  4. Step 4: Simplify right side
    37,266.40x = 1,105,157,451.84
  5. Step 5: Solve for x
    x = 1,105,157,451.84/37,266.40
  6. Step 6: Final answer
    x = 29,655.60

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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.