Home / 22,307.20-33,435.36-10,603.84

Finding the Fourth Proportional to 22,307.20, 33,435.36 and 10,603.84

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Solution

The fourth proportional to 22,307.20, 33,435.36 and 10,603.84 is: 15,893.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,307.20 : 33,435.36 = 10,603.84 : x
  2. Step 2: Convert to fraction form
    22,307.20/33,435.36 = 10,603.84/x
  3. Step 3: Cross multiply
    22,307.20x = 33,435.36 × 10,603.84
  4. Step 4: Simplify right side
    22,307.20x = 354,543,207.78
  5. Step 5: Solve for x
    x = 354,543,207.78/22,307.20
  6. Step 6: Final answer
    x = 15,893.67

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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.