Home / 17,247.80-23,787.06-13,465.10

Finding the Fourth Proportional to 17,247.80, 23,787.06 and 13,465.10

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Solution

The fourth proportional to 17,247.80, 23,787.06 and 13,465.10 is: 18,570.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,247.80 : 23,787.06 = 13,465.10 : x
  2. Step 2: Convert to fraction form
    17,247.80/23,787.06 = 13,465.10/x
  3. Step 3: Cross multiply
    17,247.80x = 23,787.06 × 13,465.10
  4. Step 4: Simplify right side
    17,247.80x = 320,295,141.61
  5. Step 5: Solve for x
    x = 320,295,141.61/17,247.80
  6. Step 6: Final answer
    x = 18,570.20

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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.