Home / 47,319.12-70,891.20-23,889.60

Finding the Fourth Proportional to 47,319.12, 70,891.20 and 23,889.60

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Solution

The fourth proportional to 47,319.12, 70,891.20 and 23,889.60 is: 35,790.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,319.12 : 70,891.20 = 23,889.60 : x
  2. Step 2: Convert to fraction form
    47,319.12/70,891.20 = 23,889.60/x
  3. Step 3: Cross multiply
    47,319.12x = 70,891.20 × 23,889.60
  4. Step 4: Simplify right side
    47,319.12x = 1,693,562,411.52
  5. Step 5: Solve for x
    x = 1,693,562,411.52/47,319.12
  6. Step 6: Final answer
    x = 35,790.23

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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.