Home / 17,628.84-26,442.29-5,781.11

Finding the Fourth Proportional to 17,628.84, 26,442.29 and 5,781.11

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Solution

The fourth proportional to 17,628.84, 26,442.29 and 5,781.11 is: 8,671.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,628.84 : 26,442.29 = 5,781.11 : x
  2. Step 2: Convert to fraction form
    17,628.84/26,442.29 = 5,781.11/x
  3. Step 3: Cross multiply
    17,628.84x = 26,442.29 × 5,781.11
  4. Step 4: Simplify right side
    17,628.84x = 152,865,626.02
  5. Step 5: Solve for x
    x = 152,865,626.02/17,628.84
  6. Step 6: Final answer
    x = 8,671.34

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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.