Home / 26,500.93-39,751.63-7,781.29

Finding the Fourth Proportional to 26,500.93, 39,751.63 and 7,781.29

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Solution

The fourth proportional to 26,500.93, 39,751.63 and 7,781.29 is: 11,672.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,500.93 : 39,751.63 = 7,781.29 : x
  2. Step 2: Convert to fraction form
    26,500.93/39,751.63 = 7,781.29/x
  3. Step 3: Cross multiply
    26,500.93x = 39,751.63 × 7,781.29
  4. Step 4: Simplify right side
    26,500.93x = 309,318,842.17
  5. Step 5: Solve for x
    x = 309,318,842.17/26,500.93
  6. Step 6: Final answer
    x = 11,672.00

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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.