Home / 45,263.12-67,863.36-19,950.26

Finding the Fourth Proportional to 45,263.12, 67,863.36 and 19,950.26

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Solution

The fourth proportional to 45,263.12, 67,863.36 and 19,950.26 is: 29,911.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,263.12 : 67,863.36 = 19,950.26 : x
  2. Step 2: Convert to fraction form
    45,263.12/67,863.36 = 19,950.26/x
  3. Step 3: Cross multiply
    45,263.12x = 67,863.36 × 19,950.26
  4. Step 4: Simplify right side
    45,263.12x = 1,353,891,676.47
  5. Step 5: Solve for x
    x = 1,353,891,676.47/45,263.12
  6. Step 6: Final answer
    x = 29,911.59

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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.