Home / 13,347.59-20,111.48-11,058.53

Finding the Fourth Proportional to 13,347.59, 20,111.48 and 11,058.53

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Solution

The fourth proportional to 13,347.59, 20,111.48 and 11,058.53 is: 16,662.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,347.59 : 20,111.48 = 11,058.53 : x
  2. Step 2: Convert to fraction form
    13,347.59/20,111.48 = 11,058.53/x
  3. Step 3: Cross multiply
    13,347.59x = 20,111.48 × 11,058.53
  4. Step 4: Simplify right side
    13,347.59x = 222,403,404.92
  5. Step 5: Solve for x
    x = 222,403,404.92/13,347.59
  6. Step 6: Final answer
    x = 16,662.44

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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.