Home / 45,437.24-68,166.12-13,850.06

Finding the Fourth Proportional to 45,437.24, 68,166.12 and 13,850.06

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Solution

The fourth proportional to 45,437.24, 68,166.12 and 13,850.06 is: 20,778.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,437.24 : 68,166.12 = 13,850.06 : x
  2. Step 2: Convert to fraction form
    45,437.24/68,166.12 = 13,850.06/x
  3. Step 3: Cross multiply
    45,437.24x = 68,166.12 × 13,850.06
  4. Step 4: Simplify right side
    45,437.24x = 944,104,851.97
  5. Step 5: Solve for x
    x = 944,104,851.97/45,437.24
  6. Step 6: Final answer
    x = 20,778.22

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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.