Home / 22,826.59-31,500.60-12,617.34

Finding the Fourth Proportional to 22,826.59, 31,500.60 and 12,617.34

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Solution

The fourth proportional to 22,826.59, 31,500.60 and 12,617.34 is: 17,411.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,826.59 : 31,500.60 = 12,617.34 : x
  2. Step 2: Convert to fraction form
    22,826.59/31,500.60 = 12,617.34/x
  3. Step 3: Cross multiply
    22,826.59x = 31,500.60 × 12,617.34
  4. Step 4: Simplify right side
    22,826.59x = 397,453,780.40
  5. Step 5: Solve for x
    x = 397,453,780.40/22,826.59
  6. Step 6: Final answer
    x = 17,411.88

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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.