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Finding the Fourth Proportional to 15,066.42, 22,601.86 and 5,203.06

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Solution

The fourth proportional to 15,066.42, 22,601.86 and 5,203.06 is: 7,805.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,066.42 : 22,601.86 = 5,203.06 : x
  2. Step 2: Convert to fraction form
    15,066.42/22,601.86 = 5,203.06/x
  3. Step 3: Cross multiply
    15,066.42x = 22,601.86 × 5,203.06
  4. Step 4: Simplify right side
    15,066.42x = 117,598,833.69
  5. Step 5: Solve for x
    x = 117,598,833.69/15,066.42
  6. Step 6: Final answer
    x = 7,805.36

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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.