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Finding the Fourth Proportional to 22,316.70, 33,475.14 and 7,525.74

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Solution

The fourth proportional to 22,316.70, 33,475.14 and 7,525.74 is: 11,288.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,316.70 : 33,475.14 = 7,525.74 : x
  2. Step 2: Convert to fraction form
    22,316.70/33,475.14 = 7,525.74/x
  3. Step 3: Cross multiply
    22,316.70x = 33,475.14 × 7,525.74
  4. Step 4: Simplify right side
    22,316.70x = 251,925,200.10
  5. Step 5: Solve for x
    x = 251,925,200.10/22,316.70
  6. Step 6: Final answer
    x = 11,288.64

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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.