Home / 26,434.64-36,479.72-15,107.65

Finding the Fourth Proportional to 26,434.64, 36,479.72 and 15,107.65

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Solution

The fourth proportional to 26,434.64, 36,479.72 and 15,107.65 is: 20,848.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,434.64 : 36,479.72 = 15,107.65 : x
  2. Step 2: Convert to fraction form
    26,434.64/36,479.72 = 15,107.65/x
  3. Step 3: Cross multiply
    26,434.64x = 36,479.72 × 15,107.65
  4. Step 4: Simplify right side
    26,434.64x = 551,122,659.46
  5. Step 5: Solve for x
    x = 551,122,659.46/26,434.64
  6. Step 6: Final answer
    x = 20,848.51

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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.