Home / 10,010.25-15,018.95-5,076.14

Finding the Fourth Proportional to 10,010.25, 15,018.95 and 5,076.14

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Solution

The fourth proportional to 10,010.25, 15,018.95 and 5,076.14 is: 7,616.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010.25 : 15,018.95 = 5,076.14 : x
  2. Step 2: Convert to fraction form
    10,010.25/15,018.95 = 5,076.14/x
  3. Step 3: Cross multiply
    10,010.25x = 15,018.95 × 5,076.14
  4. Step 4: Simplify right side
    10,010.25x = 76,238,230.45
  5. Step 5: Solve for x
    x = 76,238,230.45/10,010.25
  6. Step 6: Final answer
    x = 7,616.02

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1.5x scale

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.