Home / 17,427.80-24,048.41-9,872.51

Finding the Fourth Proportional to 17,427.80, 24,048.41 and 9,872.51

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Solution

The fourth proportional to 17,427.80, 24,048.41 and 9,872.51 is: 13,622.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,427.80 : 24,048.41 = 9,872.51 : x
  2. Step 2: Convert to fraction form
    17,427.80/24,048.41 = 9,872.51/x
  3. Step 3: Cross multiply
    17,427.80x = 24,048.41 × 9,872.51
  4. Step 4: Simplify right side
    17,427.80x = 237,418,284.81
  5. Step 5: Solve for x
    x = 237,418,284.81/17,427.80
  6. Step 6: Final answer
    x = 13,622.96

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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.