Home / 22,216.40-33,325.20-9,730

Finding the Fourth Proportional to 22,216.40, 33,325.20 and 9,730

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Solution

The fourth proportional to 22,216.40, 33,325.20 and 9,730 is: 14,595.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,216.40 : 33,325.20 = 9,730 : x
  2. Step 2: Convert to fraction form
    22,216.40/33,325.20 = 9,730/x
  3. Step 3: Cross multiply
    22,216.40x = 33,325.20 × 9,730
  4. Step 4: Simplify right side
    22,216.40x = 324,254,196
  5. Step 5: Solve for x
    x = 324,254,196/22,216.40
  6. Step 6: Final answer
    x = 14,595.26

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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.