Home / 47,179.40-70,826.70-26,136.20

Finding the Fourth Proportional to 47,179.40, 70,826.70 and 26,136.20

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Solution

The fourth proportional to 47,179.40, 70,826.70 and 26,136.20 is: 39,236.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,179.40 : 70,826.70 = 26,136.20 : x
  2. Step 2: Convert to fraction form
    47,179.40/70,826.70 = 26,136.20/x
  3. Step 3: Cross multiply
    47,179.40x = 70,826.70 × 26,136.20
  4. Step 4: Simplify right side
    47,179.40x = 1,851,140,796.54
  5. Step 5: Solve for x
    x = 1,851,140,796.54/47,179.40
  6. Step 6: Final answer
    x = 39,236.21

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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.