Home / 26,283.24-39,442.14-12,424.68

Finding the Fourth Proportional to 26,283.24, 39,442.14 and 12,424.68

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Solution

The fourth proportional to 26,283.24, 39,442.14 and 12,424.68 is: 18,645.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,283.24 : 39,442.14 = 12,424.68 : x
  2. Step 2: Convert to fraction form
    26,283.24/39,442.14 = 12,424.68/x
  3. Step 3: Cross multiply
    26,283.24x = 39,442.14 × 12,424.68
  4. Step 4: Simplify right side
    26,283.24x = 490,055,968.02
  5. Step 5: Solve for x
    x = 490,055,968.02/26,283.24
  6. Step 6: Final answer
    x = 18,645.19

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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.