Home / 27,289.15-40,946.15-13,241.59

Finding the Fourth Proportional to 27,289.15, 40,946.15 and 13,241.59

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Solution

The fourth proportional to 27,289.15, 40,946.15 and 13,241.59 is: 19,868.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,289.15 : 40,946.15 = 13,241.59 : x
  2. Step 2: Convert to fraction form
    27,289.15/40,946.15 = 13,241.59/x
  3. Step 3: Cross multiply
    27,289.15x = 40,946.15 × 13,241.59
  4. Step 4: Simplify right side
    27,289.15x = 542,192,130.38
  5. Step 5: Solve for x
    x = 542,192,130.38/27,289.15
  6. Step 6: Final answer
    x = 19,868.41

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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.