Home / 22,289.10-33,428.17-9,145.23

Finding the Fourth Proportional to 22,289.10, 33,428.17 and 9,145.23

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Solution

The fourth proportional to 22,289.10, 33,428.17 and 9,145.23 is: 13,715.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,289.10 : 33,428.17 = 9,145.23 : x
  2. Step 2: Convert to fraction form
    22,289.10/33,428.17 = 9,145.23/x
  3. Step 3: Cross multiply
    22,289.10x = 33,428.17 × 9,145.23
  4. Step 4: Simplify right side
    22,289.10x = 305,708,303.13
  5. Step 5: Solve for x
    x = 305,708,303.13/22,289.10
  6. Step 6: Final answer
    x = 13,715.60

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Similar ratio
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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.