Home / 26,387.10-36,405.16-15,048.41

Finding the Fourth Proportional to 26,387.10, 36,405.16 and 15,048.41

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Solution

The fourth proportional to 26,387.10, 36,405.16 and 15,048.41 is: 20,761.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,387.10 : 36,405.16 = 15,048.41 : x
  2. Step 2: Convert to fraction form
    26,387.10/36,405.16 = 15,048.41/x
  3. Step 3: Cross multiply
    26,387.10x = 36,405.16 × 15,048.41
  4. Step 4: Simplify right side
    26,387.10x = 547,839,554.15
  5. Step 5: Solve for x
    x = 547,839,554.15/26,387.10
  6. Step 6: Final answer
    x = 20,761.64

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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.