Home / 24,112.78-36,128.84-15,782.38

Finding the Fourth Proportional to 24,112.78, 36,128.84 and 15,782.38

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Solution

The fourth proportional to 24,112.78, 36,128.84 and 15,782.38 is: 23,647.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,112.78 : 36,128.84 = 15,782.38 : x
  2. Step 2: Convert to fraction form
    24,112.78/36,128.84 = 15,782.38/x
  3. Step 3: Cross multiply
    24,112.78x = 36,128.84 × 15,782.38
  4. Step 4: Simplify right side
    24,112.78x = 570,199,081.84
  5. Step 5: Solve for x
    x = 570,199,081.84/24,112.78
  6. Step 6: Final answer
    x = 23,647.17

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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.