Home / 47,740.89-71,611.74-14,463.57

Finding the Fourth Proportional to 47,740.89, 71,611.74 and 14,463.57

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Solution

The fourth proportional to 47,740.89, 71,611.74 and 14,463.57 is: 21,695.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,740.89 : 71,611.74 = 14,463.57 : x
  2. Step 2: Convert to fraction form
    47,740.89/71,611.74 = 14,463.57/x
  3. Step 3: Cross multiply
    47,740.89x = 71,611.74 × 14,463.57
  4. Step 4: Simplify right side
    47,740.89x = 1,035,761,414.31
  5. Step 5: Solve for x
    x = 1,035,761,414.31/47,740.89
  6. Step 6: Final answer
    x = 21,695.48

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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.