Home / 47,685.60-71,467.20-26,625.60

Finding the Fourth Proportional to 47,685.60, 71,467.20 and 26,625.60

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Solution

The fourth proportional to 47,685.60, 71,467.20 and 26,625.60 is: 39,904.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,685.60 : 71,467.20 = 26,625.60 : x
  2. Step 2: Convert to fraction form
    47,685.60/71,467.20 = 26,625.60/x
  3. Step 3: Cross multiply
    47,685.60x = 71,467.20 × 26,625.60
  4. Step 4: Simplify right side
    47,685.60x = 1,902,857,080.32
  5. Step 5: Solve for x
    x = 1,902,857,080.32/47,685.60
  6. Step 6: Final answer
    x = 39,904.23

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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.