Home / 47,656.05-71,478.60-12,598.44

Finding the Fourth Proportional to 47,656.05, 71,478.60 and 12,598.44

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Solution

The fourth proportional to 47,656.05, 71,478.60 and 12,598.44 is: 18,896.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,656.05 : 71,478.60 = 12,598.44 : x
  2. Step 2: Convert to fraction form
    47,656.05/71,478.60 = 12,598.44/x
  3. Step 3: Cross multiply
    47,656.05x = 71,478.60 × 12,598.44
  4. Step 4: Simplify right side
    47,656.05x = 900,518,608.96
  5. Step 5: Solve for x
    x = 900,518,608.96/47,656.05
  6. Step 6: Final answer
    x = 18,896.21

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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.