Home / 13,247.14-19,947.72-9,574.42

Finding the Fourth Proportional to 13,247.14, 19,947.72 and 9,574.42

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Solution

The fourth proportional to 13,247.14, 19,947.72 and 9,574.42 is: 14,417.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,247.14 : 19,947.72 = 9,574.42 : x
  2. Step 2: Convert to fraction form
    13,247.14/19,947.72 = 9,574.42/x
  3. Step 3: Cross multiply
    13,247.14x = 19,947.72 × 9,574.42
  4. Step 4: Simplify right side
    13,247.14x = 190,987,801.45
  5. Step 5: Solve for x
    x = 190,987,801.45/13,247.14
  6. Step 6: Final answer
    x = 14,417.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.