Home / 17,780.16-26,665.32-6,089.40

Finding the Fourth Proportional to 17,780.16, 26,665.32 and 6,089.40

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Solution

The fourth proportional to 17,780.16, 26,665.32 and 6,089.40 is: 9,132.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,780.16 : 26,665.32 = 6,089.40 : x
  2. Step 2: Convert to fraction form
    17,780.16/26,665.32 = 6,089.40/x
  3. Step 3: Cross multiply
    17,780.16x = 26,665.32 × 6,089.40
  4. Step 4: Simplify right side
    17,780.16x = 162,375,799.61
  5. Step 5: Solve for x
    x = 162,375,799.61/17,780.16
  6. Step 6: Final answer
    x = 9,132.41

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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.