Home / 18,280.67-27,421.13-5,800.73

Finding the Fourth Proportional to 18,280.67, 27,421.13 and 5,800.73

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Solution

The fourth proportional to 18,280.67, 27,421.13 and 5,800.73 is: 8,701.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,280.67 : 27,421.13 = 5,800.73 : x
  2. Step 2: Convert to fraction form
    18,280.67/27,421.13 = 5,800.73/x
  3. Step 3: Cross multiply
    18,280.67x = 27,421.13 × 5,800.73
  4. Step 4: Simplify right side
    18,280.67x = 159,062,448.82
  5. Step 5: Solve for x
    x = 159,062,448.82/18,280.67
  6. Step 6: Final answer
    x = 8,701.13

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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.