Home / 34,875.24-48,112.16-20,719.82

Finding the Fourth Proportional to 34,875.24, 48,112.16 and 20,719.82

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Solution

The fourth proportional to 34,875.24, 48,112.16 and 20,719.82 is: 28,584.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,875.24 : 48,112.16 = 20,719.82 : x
  2. Step 2: Convert to fraction form
    34,875.24/48,112.16 = 20,719.82/x
  3. Step 3: Cross multiply
    34,875.24x = 48,112.16 × 20,719.82
  4. Step 4: Simplify right side
    34,875.24x = 996,874,950.85
  5. Step 5: Solve for x
    x = 996,874,950.85/34,875.24
  6. Step 6: Final answer
    x = 28,584.03

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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.