Home / 45,119.96-67,657.16-26,405.62

Finding the Fourth Proportional to 45,119.96, 67,657.16 and 26,405.62

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Solution

The fourth proportional to 45,119.96, 67,657.16 and 26,405.62 is: 39,595.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,119.96 : 67,657.16 = 26,405.62 : x
  2. Step 2: Convert to fraction form
    45,119.96/67,657.16 = 26,405.62/x
  3. Step 3: Cross multiply
    45,119.96x = 67,657.16 × 26,405.62
  4. Step 4: Simplify right side
    45,119.96x = 1,786,529,005.58
  5. Step 5: Solve for x
    x = 1,786,529,005.58/45,119.96
  6. Step 6: Final answer
    x = 39,595.09

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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.