Home / 48,859.20-73,256.40-17,690.40

Finding the Fourth Proportional to 48,859.20, 73,256.40 and 17,690.40

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Solution

The fourth proportional to 48,859.20, 73,256.40 and 17,690.40 is: 26,523.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,859.20 : 73,256.40 = 17,690.40 : x
  2. Step 2: Convert to fraction form
    48,859.20/73,256.40 = 17,690.40/x
  3. Step 3: Cross multiply
    48,859.20x = 73,256.40 × 17,690.40
  4. Step 4: Simplify right side
    48,859.20x = 1,295,935,018.56
  5. Step 5: Solve for x
    x = 1,295,935,018.56/48,859.20
  6. Step 6: Final answer
    x = 26,523.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.