Home / 26,459.93-39,687.45-8,929.91

Finding the Fourth Proportional to 26,459.93, 39,687.45 and 8,929.91

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Solution

The fourth proportional to 26,459.93, 39,687.45 and 8,929.91 is: 13,394.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,459.93 : 39,687.45 = 8,929.91 : x
  2. Step 2: Convert to fraction form
    26,459.93/39,687.45 = 8,929.91/x
  3. Step 3: Cross multiply
    26,459.93x = 39,687.45 × 8,929.91
  4. Step 4: Simplify right side
    26,459.93x = 354,405,158.19
  5. Step 5: Solve for x
    x = 354,405,158.19/26,459.93
  6. Step 6: Final answer
    x = 13,394.03

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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.