Home / 19,934.98-27,508.84-10,981.96

Finding the Fourth Proportional to 19,934.98, 27,508.84 and 10,981.96

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Solution

The fourth proportional to 19,934.98, 27,508.84 and 10,981.96 is: 15,154.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.98 : 27,508.84 = 10,981.96 : x
  2. Step 2: Convert to fraction form
    19,934.98/27,508.84 = 10,981.96/x
  3. Step 3: Cross multiply
    19,934.98x = 27,508.84 × 10,981.96
  4. Step 4: Simplify right side
    19,934.98x = 302,100,980.53
  5. Step 5: Solve for x
    x = 302,100,980.53/19,934.98
  6. Step 6: Final answer
    x = 15,154.32

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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.