Home / 18,283.12-27,428.54-5,801.49

Finding the Fourth Proportional to 18,283.12, 27,428.54 and 5,801.49

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Solution

The fourth proportional to 18,283.12, 27,428.54 and 5,801.49 is: 8,703.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,283.12 : 27,428.54 = 5,801.49 : x
  2. Step 2: Convert to fraction form
    18,283.12/27,428.54 = 5,801.49/x
  3. Step 3: Cross multiply
    18,283.12x = 27,428.54 × 5,801.49
  4. Step 4: Simplify right side
    18,283.12x = 159,126,371.52
  5. Step 5: Solve for x
    x = 159,126,371.52/18,283.12
  6. Step 6: Final answer
    x = 8,703.46

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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.