Home / 31,346.67-47,027.61-18,028.19

Finding the Fourth Proportional to 31,346.67, 47,027.61 and 18,028.19

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Solution

The fourth proportional to 31,346.67, 47,027.61 and 18,028.19 is: 27,046.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,346.67 : 47,027.61 = 18,028.19 : x
  2. Step 2: Convert to fraction form
    31,346.67/47,027.61 = 18,028.19/x
  3. Step 3: Cross multiply
    31,346.67x = 47,027.61 × 18,028.19
  4. Step 4: Simplify right side
    31,346.67x = 847,822,598.18
  5. Step 5: Solve for x
    x = 847,822,598.18/31,346.67
  6. Step 6: Final answer
    x = 27,046.66

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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.