Home / 42,019.03-57,986.27-22,898.81

Finding the Fourth Proportional to 42,019.03, 57,986.27 and 22,898.81

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Solution

The fourth proportional to 42,019.03, 57,986.27 and 22,898.81 is: 31,600.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,019.03 : 57,986.27 = 22,898.81 : x
  2. Step 2: Convert to fraction form
    42,019.03/57,986.27 = 22,898.81/x
  3. Step 3: Cross multiply
    42,019.03x = 57,986.27 × 22,898.81
  4. Step 4: Simplify right side
    42,019.03x = 1,327,816,289.41
  5. Step 5: Solve for x
    x = 1,327,816,289.41/42,019.03
  6. Step 6: Final answer
    x = 31,600.36

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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.