Home / 33,311.40-45,967.12-19,161.52

Finding the Fourth Proportional to 33,311.40, 45,967.12 and 19,161.52

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Solution

The fourth proportional to 33,311.40, 45,967.12 and 19,161.52 is: 26,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,311.40 : 45,967.12 = 19,161.52 : x
  2. Step 2: Convert to fraction form
    33,311.40/45,967.12 = 19,161.52/x
  3. Step 3: Cross multiply
    33,311.40x = 45,967.12 × 19,161.52
  4. Step 4: Simplify right side
    33,311.40x = 880,799,889.22
  5. Step 5: Solve for x
    x = 880,799,889.22/33,311.40
  6. Step 6: Final answer
    x = 26,441.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.