Home / 19,085.07-28,593.28-17,959.65

Finding the Fourth Proportional to 19,085.07, 28,593.28 and 17,959.65

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Solution

The fourth proportional to 19,085.07, 28,593.28 and 17,959.65 is: 26,907.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,085.07 : 28,593.28 = 17,959.65 : x
  2. Step 2: Convert to fraction form
    19,085.07/28,593.28 = 17,959.65/x
  3. Step 3: Cross multiply
    19,085.07x = 28,593.28 × 17,959.65
  4. Step 4: Simplify right side
    19,085.07x = 513,525,301.15
  5. Step 5: Solve for x
    x = 513,525,301.15/19,085.07
  6. Step 6: Final answer
    x = 26,907.17

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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.