Home / 28,610.17-42,907.28-15,944.33

Finding the Fourth Proportional to 28,610.17, 42,907.28 and 15,944.33

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Solution

The fourth proportional to 28,610.17, 42,907.28 and 15,944.33 is: 23,912.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,610.17 : 42,907.28 = 15,944.33 : x
  2. Step 2: Convert to fraction form
    28,610.17/42,907.28 = 15,944.33/x
  3. Step 3: Cross multiply
    28,610.17x = 42,907.28 × 15,944.33
  4. Step 4: Simplify right side
    28,610.17x = 684,127,859.27
  5. Step 5: Solve for x
    x = 684,127,859.27/28,610.17
  6. Step 6: Final answer
    x = 23,912.05

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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.