Home / 14,758.06-20,374.38-9,736.87

Finding the Fourth Proportional to 14,758.06, 20,374.38 and 9,736.87

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Solution

The fourth proportional to 14,758.06, 20,374.38 and 9,736.87 is: 13,442.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,758.06 : 20,374.38 = 9,736.87 : x
  2. Step 2: Convert to fraction form
    14,758.06/20,374.38 = 9,736.87/x
  3. Step 3: Cross multiply
    14,758.06x = 20,374.38 × 9,736.87
  4. Step 4: Simplify right side
    14,758.06x = 198,382,689.39
  5. Step 5: Solve for x
    x = 198,382,689.39/14,758.06
  6. Step 6: Final answer
    x = 13,442.33

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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.