Home / 57,212.24-85,829.70-22,152.20

Finding the Fourth Proportional to 57,212.24, 85,829.70 and 22,152.20

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Solution

The fourth proportional to 57,212.24, 85,829.70 and 22,152.20 is: 33,232.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,212.24 : 85,829.70 = 22,152.20 : x
  2. Step 2: Convert to fraction form
    57,212.24/85,829.70 = 22,152.20/x
  3. Step 3: Cross multiply
    57,212.24x = 85,829.70 × 22,152.20
  4. Step 4: Simplify right side
    57,212.24x = 1,901,316,680.34
  5. Step 5: Solve for x
    x = 1,901,316,680.34/57,212.24
  6. Step 6: Final answer
    x = 33,232.69

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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.