Home / 17,256.24-23,812.92-9,702.72

Finding the Fourth Proportional to 17,256.24, 23,812.92 and 9,702.72

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Solution

The fourth proportional to 17,256.24, 23,812.92 and 9,702.72 is: 13,389.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,256.24 : 23,812.92 = 9,702.72 : x
  2. Step 2: Convert to fraction form
    17,256.24/23,812.92 = 9,702.72/x
  3. Step 3: Cross multiply
    17,256.24x = 23,812.92 × 9,702.72
  4. Step 4: Simplify right side
    17,256.24x = 231,050,095.14
  5. Step 5: Solve for x
    x = 231,050,095.14/17,256.24
  6. Step 6: Final answer
    x = 13,389.36

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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.