Home / 57,220.88-85,814.52-22,152.16

Finding the Fourth Proportional to 57,220.88, 85,814.52 and 22,152.16

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Solution

The fourth proportional to 57,220.88, 85,814.52 and 22,152.16 is: 33,221.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,220.88 : 85,814.52 = 22,152.16 : x
  2. Step 2: Convert to fraction form
    57,220.88/85,814.52 = 22,152.16/x
  3. Step 3: Cross multiply
    57,220.88x = 85,814.52 × 22,152.16
  4. Step 4: Simplify right side
    57,220.88x = 1,900,976,977.36
  5. Step 5: Solve for x
    x = 1,900,976,977.36/57,220.88
  6. Step 6: Final answer
    x = 33,221.74

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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.