Home / 15,296.07-21,110.18-8,583.51

Finding the Fourth Proportional to 15,296.07, 21,110.18 and 8,583.51

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Solution

The fourth proportional to 15,296.07, 21,110.18 and 8,583.51 is: 11,846.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,296.07 : 21,110.18 = 8,583.51 : x
  2. Step 2: Convert to fraction form
    15,296.07/21,110.18 = 8,583.51/x
  3. Step 3: Cross multiply
    15,296.07x = 21,110.18 × 8,583.51
  4. Step 4: Simplify right side
    15,296.07x = 181,199,441.13
  5. Step 5: Solve for x
    x = 181,199,441.13/15,296.07
  6. Step 6: Final answer
    x = 11,846.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.