Home / 19,926.77-27,498.95-10,974.24

Finding the Fourth Proportional to 19,926.77, 27,498.95 and 10,974.24

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Solution

The fourth proportional to 19,926.77, 27,498.95 and 10,974.24 is: 15,144.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,926.77 : 27,498.95 = 10,974.24 : x
  2. Step 2: Convert to fraction form
    19,926.77/27,498.95 = 10,974.24/x
  3. Step 3: Cross multiply
    19,926.77x = 27,498.95 × 10,974.24
  4. Step 4: Simplify right side
    19,926.77x = 301,780,077.05
  5. Step 5: Solve for x
    x = 301,780,077.05/19,926.77
  6. Step 6: Final answer
    x = 15,144.46

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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.