Home / 27,626.88-41,459.46-10,985.20

Finding the Fourth Proportional to 27,626.88, 41,459.46 and 10,985.20

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Solution

The fourth proportional to 27,626.88, 41,459.46 and 10,985.20 is: 16,485.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,626.88 : 41,459.46 = 10,985.20 : x
  2. Step 2: Convert to fraction form
    27,626.88/41,459.46 = 10,985.20/x
  3. Step 3: Cross multiply
    27,626.88x = 41,459.46 × 10,985.20
  4. Step 4: Simplify right side
    27,626.88x = 455,440,376.94
  5. Step 5: Solve for x
    x = 455,440,376.94/27,626.88
  6. Step 6: Final answer
    x = 16,485.41

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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.