Home / 15,330.54-22,981.20-4,935

Finding the Fourth Proportional to 15,330.54, 22,981.20 and 4,935

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Solution

The fourth proportional to 15,330.54, 22,981.20 and 4,935 is: 7,397.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,330.54 : 22,981.20 = 4,935 : x
  2. Step 2: Convert to fraction form
    15,330.54/22,981.20 = 4,935/x
  3. Step 3: Cross multiply
    15,330.54x = 22,981.20 × 4,935
  4. Step 4: Simplify right side
    15,330.54x = 113,412,222
  5. Step 5: Solve for x
    x = 113,412,222/15,330.54
  6. Step 6: Final answer
    x = 7,397.80

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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.