Home / 37,247.81-51,402.98-20,253.20

Finding the Fourth Proportional to 37,247.81, 51,402.98 and 20,253.20

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Solution

The fourth proportional to 37,247.81, 51,402.98 and 20,253.20 is: 27,949.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,247.81 : 51,402.98 = 20,253.20 : x
  2. Step 2: Convert to fraction form
    37,247.81/51,402.98 = 20,253.20/x
  3. Step 3: Cross multiply
    37,247.81x = 51,402.98 × 20,253.20
  4. Step 4: Simplify right side
    37,247.81x = 1,041,074,476.26
  5. Step 5: Solve for x
    x = 1,041,074,476.26/37,247.81
  6. Step 6: Final answer
    x = 27,949.96

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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.