Home / 26,144.84-36,080.75-15,387.77

Finding the Fourth Proportional to 26,144.84, 36,080.75 and 15,387.77

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Solution

The fourth proportional to 26,144.84, 36,080.75 and 15,387.77 is: 21,235.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,144.84 : 36,080.75 = 15,387.77 : x
  2. Step 2: Convert to fraction form
    26,144.84/36,080.75 = 15,387.77/x
  3. Step 3: Cross multiply
    26,144.84x = 36,080.75 × 15,387.77
  4. Step 4: Simplify right side
    26,144.84x = 555,202,411.10
  5. Step 5: Solve for x
    x = 555,202,411.10/26,144.84
  6. Step 6: Final answer
    x = 21,235.64

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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.