Home / 22,730.49-31,365.95-16,765.43

Finding the Fourth Proportional to 22,730.49, 31,365.95 and 16,765.43

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Solution

The fourth proportional to 22,730.49, 31,365.95 and 16,765.43 is: 23,134.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,730.49 : 31,365.95 = 16,765.43 : x
  2. Step 2: Convert to fraction form
    22,730.49/31,365.95 = 16,765.43/x
  3. Step 3: Cross multiply
    22,730.49x = 31,365.95 × 16,765.43
  4. Step 4: Simplify right side
    22,730.49x = 525,863,398.45
  5. Step 5: Solve for x
    x = 525,863,398.45/22,730.49
  6. Step 6: Final answer
    x = 23,134.71

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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.