Home / 19,595.22-27,041.60-10,642.90

Finding the Fourth Proportional to 19,595.22, 27,041.60 and 10,642.90

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Solution

The fourth proportional to 19,595.22, 27,041.60 and 10,642.90 is: 14,687.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,595.22 : 27,041.60 = 10,642.90 : x
  2. Step 2: Convert to fraction form
    19,595.22/27,041.60 = 10,642.90/x
  3. Step 3: Cross multiply
    19,595.22x = 27,041.60 × 10,642.90
  4. Step 4: Simplify right side
    19,595.22x = 287,800,963.73
  5. Step 5: Solve for x
    x = 287,800,963.73/19,595.22
  6. Step 6: Final answer
    x = 14,687.30

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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.