Home / 59,910.45-89,878.44-17,790.66

Finding the Fourth Proportional to 59,910.45, 89,878.44 and 17,790.66

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Solution

The fourth proportional to 59,910.45, 89,878.44 and 17,790.66 is: 26,689.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,910.45 : 89,878.44 = 17,790.66 : x
  2. Step 2: Convert to fraction form
    59,910.45/89,878.44 = 17,790.66/x
  3. Step 3: Cross multiply
    59,910.45x = 89,878.44 × 17,790.66
  4. Step 4: Simplify right side
    59,910.45x = 1,598,996,767.37
  5. Step 5: Solve for x
    x = 1,598,996,767.37/59,910.45
  6. Step 6: Final answer
    x = 26,689.78

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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.