Home / 47,999.19-72,037.31-21,706.23

Finding the Fourth Proportional to 47,999.19, 72,037.31 and 21,706.23

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Solution

The fourth proportional to 47,999.19, 72,037.31 and 21,706.23 is: 32,576.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,999.19 : 72,037.31 = 21,706.23 : x
  2. Step 2: Convert to fraction form
    47,999.19/72,037.31 = 21,706.23/x
  3. Step 3: Cross multiply
    47,999.19x = 72,037.31 × 21,706.23
  4. Step 4: Simplify right side
    47,999.19x = 1,563,658,310.91
  5. Step 5: Solve for x
    x = 1,563,658,310.91/47,999.19
  6. Step 6: Final answer
    x = 32,576.76

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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.