Home / 31,759.70-47,640.76-9,576.23

Finding the Fourth Proportional to 31,759.70, 47,640.76 and 9,576.23

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Solution

The fourth proportional to 31,759.70, 47,640.76 and 9,576.23 is: 14,364.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,759.70 : 47,640.76 = 9,576.23 : x
  2. Step 2: Convert to fraction form
    31,759.70/47,640.76 = 9,576.23/x
  3. Step 3: Cross multiply
    31,759.70x = 47,640.76 × 9,576.23
  4. Step 4: Simplify right side
    31,759.70x = 456,218,612.99
  5. Step 5: Solve for x
    x = 456,218,612.99/31,759.70
  6. Step 6: Final answer
    x = 14,364.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.