Home / 26,178.53-36,221.40-22,828.28

Finding the Fourth Proportional to 26,178.53, 36,221.40 and 22,828.28

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Solution

The fourth proportional to 26,178.53, 36,221.40 and 22,828.28 is: 31,585.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,178.53 : 36,221.40 = 22,828.28 : x
  2. Step 2: Convert to fraction form
    26,178.53/36,221.40 = 22,828.28/x
  3. Step 3: Cross multiply
    26,178.53x = 36,221.40 × 22,828.28
  4. Step 4: Simplify right side
    26,178.53x = 826,872,080.09
  5. Step 5: Solve for x
    x = 826,872,080.09/26,178.53
  6. Step 6: Final answer
    x = 31,585.89

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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.