Home / 37,507.32-51,757.96-20,508.40

Finding the Fourth Proportional to 37,507.32, 51,757.96 and 20,508.40

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Solution

The fourth proportional to 37,507.32, 51,757.96 and 20,508.40 is: 28,300.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,507.32 : 51,757.96 = 20,508.40 : x
  2. Step 2: Convert to fraction form
    37,507.32/51,757.96 = 20,508.40/x
  3. Step 3: Cross multiply
    37,507.32x = 51,757.96 × 20,508.40
  4. Step 4: Simplify right side
    37,507.32x = 1,061,472,946.86
  5. Step 5: Solve for x
    x = 1,061,472,946.86/37,507.32
  6. Step 6: Final answer
    x = 28,300.42

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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.