Home / 37,899.03-52,301.52-20,903.79

Finding the Fourth Proportional to 37,899.03, 52,301.52 and 20,903.79

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Solution

The fourth proportional to 37,899.03, 52,301.52 and 20,903.79 is: 28,847.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,899.03 : 52,301.52 = 20,903.79 : x
  2. Step 2: Convert to fraction form
    37,899.03/52,301.52 = 20,903.79/x
  3. Step 3: Cross multiply
    37,899.03x = 52,301.52 × 20,903.79
  4. Step 4: Simplify right side
    37,899.03x = 1,093,299,990.76
  5. Step 5: Solve for x
    x = 1,093,299,990.76/37,899.03
  6. Step 6: Final answer
    x = 28,847.70

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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.