Home / 12,739.17-17,548.68-10,844.67

Finding the Fourth Proportional to 12,739.17, 17,548.68 and 10,844.67

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Solution

The fourth proportional to 12,739.17, 17,548.68 and 10,844.67 is: 14,938.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,739.17 : 17,548.68 = 10,844.67 : x
  2. Step 2: Convert to fraction form
    12,739.17/17,548.68 = 10,844.67/x
  3. Step 3: Cross multiply
    12,739.17x = 17,548.68 × 10,844.67
  4. Step 4: Simplify right side
    12,739.17x = 190,309,643.54
  5. Step 5: Solve for x
    x = 190,309,643.54/12,739.17
  6. Step 6: Final answer
    x = 14,938.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.