Home / 17,339.32-23,920.41-11,047.78

Finding the Fourth Proportional to 17,339.32, 23,920.41 and 11,047.78

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Solution

The fourth proportional to 17,339.32, 23,920.41 and 11,047.78 is: 15,240.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,339.32 : 23,920.41 = 11,047.78 : x
  2. Step 2: Convert to fraction form
    17,339.32/23,920.41 = 11,047.78/x
  3. Step 3: Cross multiply
    17,339.32x = 23,920.41 × 11,047.78
  4. Step 4: Simplify right side
    17,339.32x = 264,267,427.19
  5. Step 5: Solve for x
    x = 264,267,427.19/17,339.32
  6. Step 6: Final answer
    x = 15,240.93

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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.