Home / 31,242.36-43,114.41-17,095.20

Finding the Fourth Proportional to 31,242.36, 43,114.41 and 17,095.20

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Solution

The fourth proportional to 31,242.36, 43,114.41 and 17,095.20 is: 23,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,242.36 : 43,114.41 = 17,095.20 : x
  2. Step 2: Convert to fraction form
    31,242.36/43,114.41 = 17,095.20/x
  3. Step 3: Cross multiply
    31,242.36x = 43,114.41 × 17,095.20
  4. Step 4: Simplify right side
    31,242.36x = 737,049,461.83
  5. Step 5: Solve for x
    x = 737,049,461.83/31,242.36
  6. Step 6: Final answer
    x = 23,591.35

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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.