Home / 37,259.72-51,418.42-20,492.68

Finding the Fourth Proportional to 37,259.72, 51,418.42 and 20,492.68

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Solution

The fourth proportional to 37,259.72, 51,418.42 and 20,492.68 is: 28,279.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,259.72 : 51,418.42 = 20,492.68 : x
  2. Step 2: Convert to fraction form
    37,259.72/51,418.42 = 20,492.68/x
  3. Step 3: Cross multiply
    37,259.72x = 51,418.42 × 20,492.68
  4. Step 4: Simplify right side
    37,259.72x = 1,053,701,227.17
  5. Step 5: Solve for x
    x = 1,053,701,227.17/37,259.72
  6. Step 6: Final answer
    x = 28,279.90

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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.