Home / 17,728.59-26,595.32-7,867.65

Finding the Fourth Proportional to 17,728.59, 26,595.32 and 7,867.65

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Solution

The fourth proportional to 17,728.59, 26,595.32 and 7,867.65 is: 11,802.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,728.59 : 26,595.32 = 7,867.65 : x
  2. Step 2: Convert to fraction form
    17,728.59/26,595.32 = 7,867.65/x
  3. Step 3: Cross multiply
    17,728.59x = 26,595.32 × 7,867.65
  4. Step 4: Simplify right side
    17,728.59x = 209,242,630.06
  5. Step 5: Solve for x
    x = 209,242,630.06/17,728.59
  6. Step 6: Final answer
    x = 11,802.55

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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.