Home / 26,429.22-36,488.34-15,822.54

Finding the Fourth Proportional to 26,429.22, 36,488.34 and 15,822.54

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Solution

The fourth proportional to 26,429.22, 36,488.34 and 15,822.54 is: 21,844.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,429.22 : 36,488.34 = 15,822.54 : x
  2. Step 2: Convert to fraction form
    26,429.22/36,488.34 = 15,822.54/x
  3. Step 3: Cross multiply
    26,429.22x = 36,488.34 × 15,822.54
  4. Step 4: Simplify right side
    26,429.22x = 577,338,219.18
  5. Step 5: Solve for x
    x = 577,338,219.18/26,429.22
  6. Step 6: Final answer
    x = 21,844.69

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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.