Home / 47,746.74-71,620.14-18,157.74

Finding the Fourth Proportional to 47,746.74, 71,620.14 and 18,157.74

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Solution

The fourth proportional to 47,746.74, 71,620.14 and 18,157.74 is: 27,236.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,746.74 : 71,620.14 = 18,157.74 : x
  2. Step 2: Convert to fraction form
    47,746.74/71,620.14 = 18,157.74/x
  3. Step 3: Cross multiply
    47,746.74x = 71,620.14 × 18,157.74
  4. Step 4: Simplify right side
    47,746.74x = 1,300,459,880.88
  5. Step 5: Solve for x
    x = 1,300,459,880.88/47,746.74
  6. Step 6: Final answer
    x = 27,236.62

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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.