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Finding the Fourth Proportional to 17,843.16, 26,701.50 and 13,152.08

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Solution

The fourth proportional to 17,843.16, 26,701.50 and 13,152.08 is: 19,681.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,843.16 : 26,701.50 = 13,152.08 : x
  2. Step 2: Convert to fraction form
    17,843.16/26,701.50 = 13,152.08/x
  3. Step 3: Cross multiply
    17,843.16x = 26,701.50 × 13,152.08
  4. Step 4: Simplify right side
    17,843.16x = 351,180,264.12
  5. Step 5: Solve for x
    x = 351,180,264.12/17,843.16
  6. Step 6: Final answer
    x = 19,681.51

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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.