Home / 42,202.23-63,284.88-20,021.94

Finding the Fourth Proportional to 42,202.23, 63,284.88 and 20,021.94

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Solution

The fourth proportional to 42,202.23, 63,284.88 and 20,021.94 is: 30,024.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,202.23 : 63,284.88 = 20,021.94 : x
  2. Step 2: Convert to fraction form
    42,202.23/63,284.88 = 20,021.94/x
  3. Step 3: Cross multiply
    42,202.23x = 63,284.88 × 20,021.94
  4. Step 4: Simplify right side
    42,202.23x = 1,267,086,070.27
  5. Step 5: Solve for x
    x = 1,267,086,070.27/42,202.23
  6. Step 6: Final answer
    x = 30,024.15

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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.