Home / 26,565.11-39,848.77-7,845.15

Finding the Fourth Proportional to 26,565.11, 39,848.77 and 7,845.15

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Solution

The fourth proportional to 26,565.11, 39,848.77 and 7,845.15 is: 11,768.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,565.11 : 39,848.77 = 7,845.15 : x
  2. Step 2: Convert to fraction form
    26,565.11/39,848.77 = 7,845.15/x
  3. Step 3: Cross multiply
    26,565.11x = 39,848.77 × 7,845.15
  4. Step 4: Simplify right side
    26,565.11x = 312,619,538.74
  5. Step 5: Solve for x
    x = 312,619,538.74/26,565.11
  6. Step 6: Final answer
    x = 11,768.05

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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.