Home / 26,655.24-39,971.20-14,172.24

Finding the Fourth Proportional to 26,655.24, 39,971.20 and 14,172.24

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Solution

The fourth proportional to 26,655.24, 39,971.20 and 14,172.24 is: 21,252.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,655.24 : 39,971.20 = 14,172.24 : x
  2. Step 2: Convert to fraction form
    26,655.24/39,971.20 = 14,172.24/x
  3. Step 3: Cross multiply
    26,655.24x = 39,971.20 × 14,172.24
  4. Step 4: Simplify right side
    26,655.24x = 566,481,439.49
  5. Step 5: Solve for x
    x = 566,481,439.49/26,655.24
  6. Step 6: Final answer
    x = 21,252.16

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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.