Home / 26,632.73-36,754.95-15,305.90

Finding the Fourth Proportional to 26,632.73, 36,754.95 and 15,305.90

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Solution

The fourth proportional to 26,632.73, 36,754.95 and 15,305.90 is: 21,123.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,632.73 : 36,754.95 = 15,305.90 : x
  2. Step 2: Convert to fraction form
    26,632.73/36,754.95 = 15,305.90/x
  3. Step 3: Cross multiply
    26,632.73x = 36,754.95 × 15,305.90
  4. Step 4: Simplify right side
    26,632.73x = 562,567,405.43
  5. Step 5: Solve for x
    x = 562,567,405.43/26,632.73
  6. Step 6: Final answer
    x = 21,123.16

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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.