Home / 26,305.05-39,459.63-8,774.86

Finding the Fourth Proportional to 26,305.05, 39,459.63 and 8,774.86

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Solution

The fourth proportional to 26,305.05, 39,459.63 and 8,774.86 is: 13,162.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,305.05 : 39,459.63 = 8,774.86 : x
  2. Step 2: Convert to fraction form
    26,305.05/39,459.63 = 8,774.86/x
  3. Step 3: Cross multiply
    26,305.05x = 39,459.63 × 8,774.86
  4. Step 4: Simplify right side
    26,305.05x = 346,252,728.90
  5. Step 5: Solve for x
    x = 346,252,728.90/26,305.05
  6. Step 6: Final answer
    x = 13,162.98

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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.