Home / 27,509.40-41,264.10-17,667.90

Finding the Fourth Proportional to 27,509.40, 41,264.10 and 17,667.90

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Solution

The fourth proportional to 27,509.40, 41,264.10 and 17,667.90 is: 26,501.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,509.40 : 41,264.10 = 17,667.90 : x
  2. Step 2: Convert to fraction form
    27,509.40/41,264.10 = 17,667.90/x
  3. Step 3: Cross multiply
    27,509.40x = 41,264.10 × 17,667.90
  4. Step 4: Simplify right side
    27,509.40x = 729,049,992.39
  5. Step 5: Solve for x
    x = 729,049,992.39/27,509.40
  6. Step 6: Final answer
    x = 26,501.85

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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.