Home / 15,172.23-22,761.96-4,783.98

Finding the Fourth Proportional to 15,172.23, 22,761.96 and 4,783.98

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Solution

The fourth proportional to 15,172.23, 22,761.96 and 4,783.98 is: 7,177.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,172.23 : 22,761.96 = 4,783.98 : x
  2. Step 2: Convert to fraction form
    15,172.23/22,761.96 = 4,783.98/x
  3. Step 3: Cross multiply
    15,172.23x = 22,761.96 × 4,783.98
  4. Step 4: Simplify right side
    15,172.23x = 108,892,761.40
  5. Step 5: Solve for x
    x = 108,892,761.40/15,172.23
  6. Step 6: Final answer
    x = 7,177.11

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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.