Home / 37,458.74-51,694.56-21,543.18

Finding the Fourth Proportional to 37,458.74, 51,694.56 and 21,543.18

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Solution

The fourth proportional to 37,458.74, 51,694.56 and 21,543.18 is: 29,730.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,458.74 : 51,694.56 = 21,543.18 : x
  2. Step 2: Convert to fraction form
    37,458.74/51,694.56 = 21,543.18/x
  3. Step 3: Cross multiply
    37,458.74x = 51,694.56 × 21,543.18
  4. Step 4: Simplify right side
    37,458.74x = 1,113,665,211.10
  5. Step 5: Solve for x
    x = 1,113,665,211.10/37,458.74
  6. Step 6: Final answer
    x = 29,730.45

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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.