Home / 26,086.77-39,129.46-7,368.10

Finding the Fourth Proportional to 26,086.77, 39,129.46 and 7,368.10

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Solution

The fourth proportional to 26,086.77, 39,129.46 and 7,368.10 is: 11,051.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,086.77 : 39,129.46 = 7,368.10 : x
  2. Step 2: Convert to fraction form
    26,086.77/39,129.46 = 7,368.10/x
  3. Step 3: Cross multiply
    26,086.77x = 39,129.46 × 7,368.10
  4. Step 4: Simplify right side
    26,086.77x = 288,309,774.23
  5. Step 5: Solve for x
    x = 288,309,774.23/26,086.77
  6. Step 6: Final answer
    x = 11,051.95

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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.