Home / 28,178.16-42,227.88-23,996.40

Finding the Fourth Proportional to 28,178.16, 42,227.88 and 23,996.40

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Solution

The fourth proportional to 28,178.16, 42,227.88 and 23,996.40 is: 35,961.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,178.16 : 42,227.88 = 23,996.40 : x
  2. Step 2: Convert to fraction form
    28,178.16/42,227.88 = 23,996.40/x
  3. Step 3: Cross multiply
    28,178.16x = 42,227.88 × 23,996.40
  4. Step 4: Simplify right side
    28,178.16x = 1,013,317,099.63
  5. Step 5: Solve for x
    x = 1,013,317,099.63/28,178.16
  6. Step 6: Final answer
    x = 35,961.08

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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.