Home / 13,207.60-18,193.44-10,058.32

Finding the Fourth Proportional to 13,207.60, 18,193.44 and 10,058.32

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Solution

The fourth proportional to 13,207.60, 18,193.44 and 10,058.32 is: 13,855.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,207.60 : 18,193.44 = 10,058.32 : x
  2. Step 2: Convert to fraction form
    13,207.60/18,193.44 = 10,058.32/x
  3. Step 3: Cross multiply
    13,207.60x = 18,193.44 × 10,058.32
  4. Step 4: Simplify right side
    13,207.60x = 182,995,441.42
  5. Step 5: Solve for x
    x = 182,995,441.42/13,207.60
  6. Step 6: Final answer
    x = 13,855.31

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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.