Home / 31,963.61-44,105.49-19,385.93

Finding the Fourth Proportional to 31,963.61, 44,105.49 and 19,385.93

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Solution

The fourth proportional to 31,963.61, 44,105.49 and 19,385.93 is: 26,749.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,963.61 : 44,105.49 = 19,385.93 : x
  2. Step 2: Convert to fraction form
    31,963.61/44,105.49 = 19,385.93/x
  3. Step 3: Cross multiply
    31,963.61x = 44,105.49 × 19,385.93
  4. Step 4: Simplify right side
    31,963.61x = 855,025,941.76
  5. Step 5: Solve for x
    x = 855,025,941.76/31,963.61
  6. Step 6: Final answer
    x = 26,749.98

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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.