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Finding the Fourth Proportional to 22,353.36, 33,528.96 and 7,557.36

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Solution

The fourth proportional to 22,353.36, 33,528.96 and 7,557.36 is: 11,335.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,353.36 : 33,528.96 = 7,557.36 : x
  2. Step 2: Convert to fraction form
    22,353.36/33,528.96 = 7,557.36/x
  3. Step 3: Cross multiply
    22,353.36x = 33,528.96 × 7,557.36
  4. Step 4: Simplify right side
    22,353.36x = 253,390,421.15
  5. Step 5: Solve for x
    x = 253,390,421.15/22,353.36
  6. Step 6: Final answer
    x = 11,335.67

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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.