Home / 17,278.13-23,845.01-9,725.18

Finding the Fourth Proportional to 17,278.13, 23,845.01 and 9,725.18

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Solution

The fourth proportional to 17,278.13, 23,845.01 and 9,725.18 is: 13,421.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,278.13 : 23,845.01 = 9,725.18 : x
  2. Step 2: Convert to fraction form
    17,278.13/23,845.01 = 9,725.18/x
  3. Step 3: Cross multiply
    17,278.13x = 23,845.01 × 9,725.18
  4. Step 4: Simplify right side
    17,278.13x = 231,896,846.50
  5. Step 5: Solve for x
    x = 231,896,846.50/17,278.13
  6. Step 6: Final answer
    x = 13,421.41

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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.