Home / 13,950.49-21,008.23-10,081.93

Finding the Fourth Proportional to 13,950.49, 21,008.23 and 10,081.93

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Solution

The fourth proportional to 13,950.49, 21,008.23 and 10,081.93 is: 15,182.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,950.49 : 21,008.23 = 10,081.93 : x
  2. Step 2: Convert to fraction form
    13,950.49/21,008.23 = 10,081.93/x
  3. Step 3: Cross multiply
    13,950.49x = 21,008.23 × 10,081.93
  4. Step 4: Simplify right side
    13,950.49x = 211,803,504.28
  5. Step 5: Solve for x
    x = 211,803,504.28/13,950.49
  6. Step 6: Final answer
    x = 15,182.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.