Home / 22,826.96-31,495.46-13,393.70

Finding the Fourth Proportional to 22,826.96, 31,495.46 and 13,393.70

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Solution

The fourth proportional to 22,826.96, 31,495.46 and 13,393.70 is: 18,479.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,826.96 : 31,495.46 = 13,393.70 : x
  2. Step 2: Convert to fraction form
    22,826.96/31,495.46 = 13,393.70/x
  3. Step 3: Cross multiply
    22,826.96x = 31,495.46 × 13,393.70
  4. Step 4: Simplify right side
    22,826.96x = 421,840,742.60
  5. Step 5: Solve for x
    x = 421,840,742.60/22,826.96
  6. Step 6: Final answer
    x = 18,479.94

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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.