Home / 15,271.48-22,905.54-4,881.88

Finding the Fourth Proportional to 15,271.48, 22,905.54 and 4,881.88

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Solution

The fourth proportional to 15,271.48, 22,905.54 and 4,881.88 is: 7,322.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,271.48 : 22,905.54 = 4,881.88 : x
  2. Step 2: Convert to fraction form
    15,271.48/22,905.54 = 4,881.88/x
  3. Step 3: Cross multiply
    15,271.48x = 22,905.54 × 4,881.88
  4. Step 4: Simplify right side
    15,271.48x = 111,822,097.62
  5. Step 5: Solve for x
    x = 111,822,097.62/15,271.48
  6. Step 6: Final answer
    x = 7,322.28

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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.