Home / 42,004.75-57,966.38-22,884.47

Finding the Fourth Proportional to 42,004.75, 57,966.38 and 22,884.47

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Solution

The fourth proportional to 42,004.75, 57,966.38 and 22,884.47 is: 31,580.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,004.75 : 57,966.38 = 22,884.47 : x
  2. Step 2: Convert to fraction form
    42,004.75/57,966.38 = 22,884.47/x
  3. Step 3: Cross multiply
    42,004.75x = 57,966.38 × 22,884.47
  4. Step 4: Simplify right side
    42,004.75x = 1,326,529,911.78
  5. Step 5: Solve for x
    x = 1,326,529,911.78/42,004.75
  6. Step 6: Final answer
    x = 31,580.47

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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.