Home / 28,373.64-42,494.84-27,389.50

Finding the Fourth Proportional to 28,373.64, 42,494.84 and 27,389.50

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Solution

The fourth proportional to 28,373.64, 42,494.84 and 27,389.50 is: 41,020.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,373.64 : 42,494.84 = 27,389.50 : x
  2. Step 2: Convert to fraction form
    28,373.64/42,494.84 = 27,389.50/x
  3. Step 3: Cross multiply
    28,373.64x = 42,494.84 × 27,389.50
  4. Step 4: Simplify right side
    28,373.64x = 1,163,912,420.18
  5. Step 5: Solve for x
    x = 1,163,912,420.18/28,373.64
  6. Step 6: Final answer
    x = 41,020.91

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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.