Home / 15,281.56-22,918.64-11,170

Finding the Fourth Proportional to 15,281.56, 22,918.64 and 11,170

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Solution

The fourth proportional to 15,281.56, 22,918.64 and 11,170 is: 16,752.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,281.56 : 22,918.64 = 11,170 : x
  2. Step 2: Convert to fraction form
    15,281.56/22,918.64 = 11,170/x
  3. Step 3: Cross multiply
    15,281.56x = 22,918.64 × 11,170
  4. Step 4: Simplify right side
    15,281.56x = 256,001,208.80
  5. Step 5: Solve for x
    x = 256,001,208.80/15,281.56
  6. Step 6: Final answer
    x = 16,752.30

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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.