Home / 27,143.67-37,420.05-22,346.85

Finding the Fourth Proportional to 27,143.67, 37,420.05 and 22,346.85

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Solution

The fourth proportional to 27,143.67, 37,420.05 and 22,346.85 is: 30,807.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,143.67 : 37,420.05 = 22,346.85 : x
  2. Step 2: Convert to fraction form
    27,143.67/37,420.05 = 22,346.85/x
  3. Step 3: Cross multiply
    27,143.67x = 37,420.05 × 22,346.85
  4. Step 4: Simplify right side
    27,143.67x = 836,220,244.34
  5. Step 5: Solve for x
    x = 836,220,244.34/27,143.67
  6. Step 6: Final answer
    x = 30,807.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.