Home / 15,152.04-22,731.69-4,763.79

Finding the Fourth Proportional to 15,152.04, 22,731.69 and 4,763.79

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Solution

The fourth proportional to 15,152.04, 22,731.69 and 4,763.79 is: 7,146.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,152.04 : 22,731.69 = 4,763.79 : x
  2. Step 2: Convert to fraction form
    15,152.04/22,731.69 = 4,763.79/x
  3. Step 3: Cross multiply
    15,152.04x = 22,731.69 × 4,763.79
  4. Step 4: Simplify right side
    15,152.04x = 108,288,997.51
  5. Step 5: Solve for x
    x = 108,288,997.51/15,152.04
  6. Step 6: Final answer
    x = 7,146.83

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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.