Home / 26,172.16-39,254.08-7,699.84

Finding the Fourth Proportional to 26,172.16, 39,254.08 and 7,699.84

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Solution

The fourth proportional to 26,172.16, 39,254.08 and 7,699.84 is: 11,548.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,172.16 : 39,254.08 = 7,699.84 : x
  2. Step 2: Convert to fraction form
    26,172.16/39,254.08 = 7,699.84/x
  3. Step 3: Cross multiply
    26,172.16x = 39,254.08 × 7,699.84
  4. Step 4: Simplify right side
    26,172.16x = 302,250,135.35
  5. Step 5: Solve for x
    x = 302,250,135.35/26,172.16
  6. Step 6: Final answer
    x = 11,548.54

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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.