Home / 19,835.61-27,373.17-10,883.15

Finding the Fourth Proportional to 19,835.61, 27,373.17 and 10,883.15

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Solution

The fourth proportional to 19,835.61, 27,373.17 and 10,883.15 is: 15,018.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,835.61 : 27,373.17 = 10,883.15 : x
  2. Step 2: Convert to fraction form
    19,835.61/27,373.17 = 10,883.15/x
  3. Step 3: Cross multiply
    19,835.61x = 27,373.17 × 10,883.15
  4. Step 4: Simplify right side
    19,835.61x = 297,906,260.67
  5. Step 5: Solve for x
    x = 297,906,260.67/19,835.61
  6. Step 6: Final answer
    x = 15,018.76

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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.