Home / 26,796.12-36,979.04-14,697.76

Finding the Fourth Proportional to 26,796.12, 36,979.04 and 14,697.76

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Solution

The fourth proportional to 26,796.12, 36,979.04 and 14,697.76 is: 20,283.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,796.12 : 36,979.04 = 14,697.76 : x
  2. Step 2: Convert to fraction form
    26,796.12/36,979.04 = 14,697.76/x
  3. Step 3: Cross multiply
    26,796.12x = 36,979.04 × 14,697.76
  4. Step 4: Simplify right side
    26,796.12x = 543,509,054.95
  5. Step 5: Solve for x
    x = 543,509,054.95/26,796.12
  6. Step 6: Final answer
    x = 20,283.13

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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.