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Finding the Fourth Proportional to 17,751.68, 26,482.15 and 17,269.06

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Solution

The fourth proportional to 17,751.68, 26,482.15 and 17,269.06 is: 25,762.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,751.68 : 26,482.15 = 17,269.06 : x
  2. Step 2: Convert to fraction form
    17,751.68/26,482.15 = 17,269.06/x
  3. Step 3: Cross multiply
    17,751.68x = 26,482.15 × 17,269.06
  4. Step 4: Simplify right side
    17,751.68x = 457,321,837.28
  5. Step 5: Solve for x
    x = 457,321,837.28/17,751.68
  6. Step 6: Final answer
    x = 25,762.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.