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Finding the Fourth Proportional to 15,225.84, 22,836.07 and 4,133.39

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Solution

The fourth proportional to 15,225.84, 22,836.07 and 4,133.39 is: 6,199.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,225.84 : 22,836.07 = 4,133.39 : x
  2. Step 2: Convert to fraction form
    15,225.84/22,836.07 = 4,133.39/x
  3. Step 3: Cross multiply
    15,225.84x = 22,836.07 × 4,133.39
  4. Step 4: Simplify right side
    15,225.84x = 94,390,430.13
  5. Step 5: Solve for x
    x = 94,390,430.13/15,225.84
  6. Step 6: Final answer
    x = 6,199.36

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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.