Home / 22,729.48-34,099.08-7,148.32

Finding the Fourth Proportional to 22,729.48, 34,099.08 and 7,148.32

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Solution

The fourth proportional to 22,729.48, 34,099.08 and 7,148.32 is: 10,724.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,729.48 : 34,099.08 = 7,148.32 : x
  2. Step 2: Convert to fraction form
    22,729.48/34,099.08 = 7,148.32/x
  3. Step 3: Cross multiply
    22,729.48x = 34,099.08 × 7,148.32
  4. Step 4: Simplify right side
    22,729.48x = 243,751,135.55
  5. Step 5: Solve for x
    x = 243,751,135.55/22,729.48
  6. Step 6: Final answer
    x = 10,724.01

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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.