Home / 18,887.99-26,066.61-10,932.77

Finding the Fourth Proportional to 18,887.99, 26,066.61 and 10,932.77

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Solution

The fourth proportional to 18,887.99, 26,066.61 and 10,932.77 is: 15,087.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,887.99 : 26,066.61 = 10,932.77 : x
  2. Step 2: Convert to fraction form
    18,887.99/26,066.61 = 10,932.77/x
  3. Step 3: Cross multiply
    18,887.99x = 26,066.61 × 10,932.77
  4. Step 4: Simplify right side
    18,887.99x = 284,980,316.98
  5. Step 5: Solve for x
    x = 284,980,316.98/18,887.99
  6. Step 6: Final answer
    x = 15,087.92

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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.