Home / 37,444.78-51,674.20-20,449.52

Finding the Fourth Proportional to 37,444.78, 51,674.20 and 20,449.52

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Solution

The fourth proportional to 37,444.78, 51,674.20 and 20,449.52 is: 28,220.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,444.78 : 51,674.20 = 20,449.52 : x
  2. Step 2: Convert to fraction form
    37,444.78/51,674.20 = 20,449.52/x
  3. Step 3: Cross multiply
    37,444.78x = 51,674.20 × 20,449.52
  4. Step 4: Simplify right side
    37,444.78x = 1,056,712,547.85
  5. Step 5: Solve for x
    x = 1,056,712,547.85/37,444.78
  6. Step 6: Final answer
    x = 28,220.56

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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.