Home / 26,307.93-39,447.30-8,768.19

Finding the Fourth Proportional to 26,307.93, 39,447.30 and 8,768.19

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Solution

The fourth proportional to 26,307.93, 39,447.30 and 8,768.19 is: 13,147.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,307.93 : 39,447.30 = 8,768.19 : x
  2. Step 2: Convert to fraction form
    26,307.93/39,447.30 = 8,768.19/x
  3. Step 3: Cross multiply
    26,307.93x = 39,447.30 × 8,768.19
  4. Step 4: Simplify right side
    26,307.93x = 345,881,421.39
  5. Step 5: Solve for x
    x = 345,881,421.39/26,307.93
  6. Step 6: Final answer
    x = 13,147.42

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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.