Home / 17,908.90-26,867.23-6,815.80

Finding the Fourth Proportional to 17,908.90, 26,867.23 and 6,815.80

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Solution

The fourth proportional to 17,908.90, 26,867.23 and 6,815.80 is: 10,225.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,908.90 : 26,867.23 = 6,815.80 : x
  2. Step 2: Convert to fraction form
    17,908.90/26,867.23 = 6,815.80/x
  3. Step 3: Cross multiply
    17,908.90x = 26,867.23 × 6,815.80
  4. Step 4: Simplify right side
    17,908.90x = 183,121,666.23
  5. Step 5: Solve for x
    x = 183,121,666.23/17,908.90
  6. Step 6: Final answer
    x = 10,225.18

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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.