Home / 34,040.74-46,969.04-20,612.02

Finding the Fourth Proportional to 34,040.74, 46,969.04 and 20,612.02

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Solution

The fourth proportional to 34,040.74, 46,969.04 and 20,612.02 is: 28,440.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,040.74 : 46,969.04 = 20,612.02 : x
  2. Step 2: Convert to fraction form
    34,040.74/46,969.04 = 20,612.02/x
  3. Step 3: Cross multiply
    34,040.74x = 46,969.04 × 20,612.02
  4. Step 4: Simplify right side
    34,040.74x = 968,126,791.86
  5. Step 5: Solve for x
    x = 968,126,791.86/34,040.74
  6. Step 6: Final answer
    x = 28,440.24

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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.