Home / 15,377.13-23,066.33-7,976.84

Finding the Fourth Proportional to 15,377.13, 23,066.33 and 7,976.84

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Solution

The fourth proportional to 15,377.13, 23,066.33 and 7,976.84 is: 11,965.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,377.13 : 23,066.33 = 7,976.84 : x
  2. Step 2: Convert to fraction form
    15,377.13/23,066.33 = 7,976.84/x
  3. Step 3: Cross multiply
    15,377.13x = 23,066.33 × 7,976.84
  4. Step 4: Simplify right side
    15,377.13x = 183,996,268.58
  5. Step 5: Solve for x
    x = 183,996,268.58/15,377.13
  6. Step 6: Final answer
    x = 11,965.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.