Home / 47,118.58-70,677.96-11,579.92

Finding the Fourth Proportional to 47,118.58, 70,677.96 and 11,579.92

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Solution

The fourth proportional to 47,118.58, 70,677.96 and 11,579.92 is: 17,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,118.58 : 70,677.96 = 11,579.92 : x
  2. Step 2: Convert to fraction form
    47,118.58/70,677.96 = 11,579.92/x
  3. Step 3: Cross multiply
    47,118.58x = 70,677.96 × 11,579.92
  4. Step 4: Simplify right side
    47,118.58x = 818,445,122.56
  5. Step 5: Solve for x
    x = 818,445,122.56/47,118.58
  6. Step 6: Final answer
    x = 17,369.90

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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.