Home / 31,060.26-46,365.21-28,747.71

Finding the Fourth Proportional to 31,060.26, 46,365.21 and 28,747.71

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Solution

The fourth proportional to 31,060.26, 46,365.21 and 28,747.71 is: 42,913.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,060.26 : 46,365.21 = 28,747.71 : x
  2. Step 2: Convert to fraction form
    31,060.26/46,365.21 = 28,747.71/x
  3. Step 3: Cross multiply
    31,060.26x = 46,365.21 × 28,747.71
  4. Step 4: Simplify right side
    31,060.26x = 1,332,893,611.17
  5. Step 5: Solve for x
    x = 1,332,893,611.17/31,060.26
  6. Step 6: Final answer
    x = 42,913.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.