Home / 19,777.24-27,291.43-10,824.91

Finding the Fourth Proportional to 19,777.24, 27,291.43 and 10,824.91

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Solution

The fourth proportional to 19,777.24, 27,291.43 and 10,824.91 is: 14,937.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,777.24 : 27,291.43 = 10,824.91 : x
  2. Step 2: Convert to fraction form
    19,777.24/27,291.43 = 10,824.91/x
  3. Step 3: Cross multiply
    19,777.24x = 27,291.43 × 10,824.91
  4. Step 4: Simplify right side
    19,777.24x = 295,427,273.52
  5. Step 5: Solve for x
    x = 295,427,273.52/19,777.24
  6. Step 6: Final answer
    x = 14,937.74

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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.