Home / 26,394.30-39,572.82-13,237.20

Finding the Fourth Proportional to 26,394.30, 39,572.82 and 13,237.20

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Solution

The fourth proportional to 26,394.30, 39,572.82 and 13,237.20 is: 19,846.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,394.30 : 39,572.82 = 13,237.20 : x
  2. Step 2: Convert to fraction form
    26,394.30/39,572.82 = 13,237.20/x
  3. Step 3: Cross multiply
    26,394.30x = 39,572.82 × 13,237.20
  4. Step 4: Simplify right side
    26,394.30x = 523,833,332.90
  5. Step 5: Solve for x
    x = 523,833,332.90/26,394.30
  6. Step 6: Final answer
    x = 19,846.46

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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.