Home / 19,228.80-28,842.56-5,901.76

Finding the Fourth Proportional to 19,228.80, 28,842.56 and 5,901.76

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Solution

The fourth proportional to 19,228.80, 28,842.56 and 5,901.76 is: 8,852.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228.80 : 28,842.56 = 5,901.76 : x
  2. Step 2: Convert to fraction form
    19,228.80/28,842.56 = 5,901.76/x
  3. Step 3: Cross multiply
    19,228.80x = 28,842.56 × 5,901.76
  4. Step 4: Simplify right side
    19,228.80x = 170,221,866.91
  5. Step 5: Solve for x
    x = 170,221,866.91/19,228.80
  6. Step 6: Final answer
    x = 8,852.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.