Home / 37,657.28-51,966.96-21,741.32

Finding the Fourth Proportional to 37,657.28, 51,966.96 and 21,741.32

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Solution

The fourth proportional to 37,657.28, 51,966.96 and 21,741.32 is: 30,002.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,657.28 : 51,966.96 = 21,741.32 : x
  2. Step 2: Convert to fraction form
    37,657.28/51,966.96 = 21,741.32/x
  3. Step 3: Cross multiply
    37,657.28x = 51,966.96 × 21,741.32
  4. Step 4: Simplify right side
    37,657.28x = 1,129,830,306.79
  5. Step 5: Solve for x
    x = 1,129,830,306.79/37,657.28
  6. Step 6: Final answer
    x = 30,002.97

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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.