Home / 23,965.48-33,072.40-13,355.48

Finding the Fourth Proportional to 23,965.48, 33,072.40 and 13,355.48

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Solution

The fourth proportional to 23,965.48, 33,072.40 and 13,355.48 is: 18,430.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,965.48 : 33,072.40 = 13,355.48 : x
  2. Step 2: Convert to fraction form
    23,965.48/33,072.40 = 13,355.48/x
  3. Step 3: Cross multiply
    23,965.48x = 33,072.40 × 13,355.48
  4. Step 4: Simplify right side
    23,965.48x = 441,697,776.75
  5. Step 5: Solve for x
    x = 441,697,776.75/23,965.48
  6. Step 6: Final answer
    x = 18,430.58

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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.