Home / 37,254.32-51,411.48-20,487.68

Finding the Fourth Proportional to 37,254.32, 51,411.48 and 20,487.68

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Solution

The fourth proportional to 37,254.32, 51,411.48 and 20,487.68 is: 28,273.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,254.32 : 51,411.48 = 20,487.68 : x
  2. Step 2: Convert to fraction form
    37,254.32/51,411.48 = 20,487.68/x
  3. Step 3: Cross multiply
    37,254.32x = 51,411.48 × 20,487.68
  4. Step 4: Simplify right side
    37,254.32x = 1,053,301,950.57
  5. Step 5: Solve for x
    x = 1,053,301,950.57/37,254.32
  6. Step 6: Final answer
    x = 28,273.28

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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.