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Finding the Fourth Proportional to 15,018, 22,527.04 and 4,074

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Solution

The fourth proportional to 15,018, 22,527.04 and 4,074 is: 6,111.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,018 : 22,527.04 = 4,074 : x
  2. Step 2: Convert to fraction form
    15,018/22,527.04 = 4,074/x
  3. Step 3: Cross multiply
    15,018x = 22,527.04 × 4,074
  4. Step 4: Simplify right side
    15,018x = 91,775,160.96
  5. Step 5: Solve for x
    x = 91,775,160.96/15,018
  6. Step 6: Final answer
    x = 6,111.01

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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.