Home / 17,405.05-26,081.65-9,998.41

Finding the Fourth Proportional to 17,405.05, 26,081.65 and 9,998.41

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Solution

The fourth proportional to 17,405.05, 26,081.65 and 9,998.41 is: 14,982.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,405.05 : 26,081.65 = 9,998.41 : x
  2. Step 2: Convert to fraction form
    17,405.05/26,081.65 = 9,998.41/x
  3. Step 3: Cross multiply
    17,405.05x = 26,081.65 × 9,998.41
  4. Step 4: Simplify right side
    17,405.05x = 260,775,030.18
  5. Step 5: Solve for x
    x = 260,775,030.18/17,405.05
  6. Step 6: Final answer
    x = 14,982.72

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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.