Home / 37,931.92-52,346.01-21,164.92

Finding the Fourth Proportional to 37,931.92, 52,346.01 and 21,164.92

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Solution

The fourth proportional to 37,931.92, 52,346.01 and 21,164.92 is: 29,207.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,931.92 : 52,346.01 = 21,164.92 : x
  2. Step 2: Convert to fraction form
    37,931.92/52,346.01 = 21,164.92/x
  3. Step 3: Cross multiply
    37,931.92x = 52,346.01 × 21,164.92
  4. Step 4: Simplify right side
    37,931.92x = 1,107,899,113.97
  5. Step 5: Solve for x
    x = 1,107,899,113.97/37,931.92
  6. Step 6: Final answer
    x = 29,207.57

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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.