Home / 22,890.28-34,289.25-19,182.10

Finding the Fourth Proportional to 22,890.28, 34,289.25 and 19,182.10

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Solution

The fourth proportional to 22,890.28, 34,289.25 and 19,182.10 is: 28,734.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,890.28 : 34,289.25 = 19,182.10 : x
  2. Step 2: Convert to fraction form
    22,890.28/34,289.25 = 19,182.10/x
  3. Step 3: Cross multiply
    22,890.28x = 34,289.25 × 19,182.10
  4. Step 4: Simplify right side
    22,890.28x = 657,739,822.43
  5. Step 5: Solve for x
    x = 657,739,822.43/22,890.28
  6. Step 6: Final answer
    x = 28,734.46

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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.