Home / 34,042.40-46,977.83-18,934.74

Finding the Fourth Proportional to 34,042.40, 46,977.83 and 18,934.74

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Solution

The fourth proportional to 34,042.40, 46,977.83 and 18,934.74 is: 26,129.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,042.40 : 46,977.83 = 18,934.74 : x
  2. Step 2: Convert to fraction form
    34,042.40/46,977.83 = 18,934.74/x
  3. Step 3: Cross multiply
    34,042.40x = 46,977.83 × 18,934.74
  4. Step 4: Simplify right side
    34,042.40x = 889,512,761.93
  5. Step 5: Solve for x
    x = 889,512,761.93/34,042.40
  6. Step 6: Final answer
    x = 26,129.55

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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.