Home / 13,472.01-18,599.09-9,003.33

Finding the Fourth Proportional to 13,472.01, 18,599.09 and 9,003.33

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Solution

The fourth proportional to 13,472.01, 18,599.09 and 9,003.33 is: 12,429.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472.01 : 18,599.09 = 9,003.33 : x
  2. Step 2: Convert to fraction form
    13,472.01/18,599.09 = 9,003.33/x
  3. Step 3: Cross multiply
    13,472.01x = 18,599.09 × 9,003.33
  4. Step 4: Simplify right side
    13,472.01x = 167,453,699.95
  5. Step 5: Solve for x
    x = 167,453,699.95/13,472.01
  6. Step 6: Final answer
    x = 12,429.75

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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.