Home / 26,557.95-36,648.54-15,226.90

Finding the Fourth Proportional to 26,557.95, 36,648.54 and 15,226.90

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Solution

The fourth proportional to 26,557.95, 36,648.54 and 15,226.90 is: 21,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,557.95 : 36,648.54 = 15,226.90 : x
  2. Step 2: Convert to fraction form
    26,557.95/36,648.54 = 15,226.90/x
  3. Step 3: Cross multiply
    26,557.95x = 36,648.54 × 15,226.90
  4. Step 4: Simplify right side
    26,557.95x = 558,043,653.73
  5. Step 5: Solve for x
    x = 558,043,653.73/26,557.95
  6. Step 6: Final answer
    x = 21,012.30

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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.