Home / 31,601.07-47,572.92-28,845.45

Finding the Fourth Proportional to 31,601.07, 47,572.92 and 28,845.45

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Solution

The fourth proportional to 31,601.07, 47,572.92 and 28,845.45 is: 43,424.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,601.07 : 47,572.92 = 28,845.45 : x
  2. Step 2: Convert to fraction form
    31,601.07/47,572.92 = 28,845.45/x
  3. Step 3: Cross multiply
    31,601.07x = 47,572.92 × 28,845.45
  4. Step 4: Simplify right side
    31,601.07x = 1,372,262,285.21
  5. Step 5: Solve for x
    x = 1,372,262,285.21/31,601.07
  6. Step 6: Final answer
    x = 43,424.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.