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Finding the Fourth Proportional to 17,903.73, 26,853.51 and 4,757.16

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Solution

The fourth proportional to 17,903.73, 26,853.51 and 4,757.16 is: 7,135.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,903.73 : 26,853.51 = 4,757.16 : x
  2. Step 2: Convert to fraction form
    17,903.73/26,853.51 = 4,757.16/x
  3. Step 3: Cross multiply
    17,903.73x = 26,853.51 × 4,757.16
  4. Step 4: Simplify right side
    17,903.73x = 127,746,443.63
  5. Step 5: Solve for x
    x = 127,746,443.63/17,903.73
  6. Step 6: Final answer
    x = 7,135.19

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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.