Home / 15,364.01-21,202.62-9,076.39

Finding the Fourth Proportional to 15,364.01, 21,202.62 and 9,076.39

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Solution

The fourth proportional to 15,364.01, 21,202.62 and 9,076.39 is: 12,525.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,364.01 : 21,202.62 = 9,076.39 : x
  2. Step 2: Convert to fraction form
    15,364.01/21,202.62 = 9,076.39/x
  3. Step 3: Cross multiply
    15,364.01x = 21,202.62 × 9,076.39
  4. Step 4: Simplify right side
    15,364.01x = 192,443,248.14
  5. Step 5: Solve for x
    x = 192,443,248.14/15,364.01
  6. Step 6: Final answer
    x = 12,525.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.