Home / 34,046.20-46,983.38-18,938.76

Finding the Fourth Proportional to 34,046.20, 46,983.38 and 18,938.76

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Solution

The fourth proportional to 34,046.20, 46,983.38 and 18,938.76 is: 26,135.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,046.20 : 46,983.38 = 18,938.76 : x
  2. Step 2: Convert to fraction form
    34,046.20/46,983.38 = 18,938.76/x
  3. Step 3: Cross multiply
    34,046.20x = 46,983.38 × 18,938.76
  4. Step 4: Simplify right side
    34,046.20x = 889,806,957.81
  5. Step 5: Solve for x
    x = 889,806,957.81/34,046.20
  6. Step 6: Final answer
    x = 26,135.28

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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.