Home / 48,309.17-66,660.23-26,798.61

Finding the Fourth Proportional to 48,309.17, 66,660.23 and 26,798.61

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Solution

The fourth proportional to 48,309.17, 66,660.23 and 26,798.61 is: 36,978.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,309.17 : 66,660.23 = 26,798.61 : x
  2. Step 2: Convert to fraction form
    48,309.17/66,660.23 = 26,798.61/x
  3. Step 3: Cross multiply
    48,309.17x = 66,660.23 × 26,798.61
  4. Step 4: Simplify right side
    48,309.17x = 1,786,401,506.28
  5. Step 5: Solve for x
    x = 1,786,401,506.28/48,309.17
  6. Step 6: Final answer
    x = 36,978.52

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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.