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Finding the Fourth Proportional to 15,293.34, 22,961.25 and 7,903.26

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Solution

The fourth proportional to 15,293.34, 22,961.25 and 7,903.26 is: 11,865.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,293.34 : 22,961.25 = 7,903.26 : x
  2. Step 2: Convert to fraction form
    15,293.34/22,961.25 = 7,903.26/x
  3. Step 3: Cross multiply
    15,293.34x = 22,961.25 × 7,903.26
  4. Step 4: Simplify right side
    15,293.34x = 181,468,728.68
  5. Step 5: Solve for x
    x = 181,468,728.68/15,293.34
  6. Step 6: Final answer
    x = 11,865.87

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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.