Home / 31,849.89-43,953.38-17,702.76

Finding the Fourth Proportional to 31,849.89, 43,953.38 and 17,702.76

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Solution

The fourth proportional to 31,849.89, 43,953.38 and 17,702.76 is: 24,430.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,849.89 : 43,953.38 = 17,702.76 : x
  2. Step 2: Convert to fraction form
    31,849.89/43,953.38 = 17,702.76/x
  3. Step 3: Cross multiply
    31,849.89x = 43,953.38 × 17,702.76
  4. Step 4: Simplify right side
    31,849.89x = 778,096,137.33
  5. Step 5: Solve for x
    x = 778,096,137.33/31,849.89
  6. Step 6: Final answer
    x = 24,430.10

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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.