Home / 23,918.49-33,005.48-13,307.90

Finding the Fourth Proportional to 23,918.49, 33,005.48 and 13,307.90

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Solution

The fourth proportional to 23,918.49, 33,005.48 and 13,307.90 is: 18,363.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,918.49 : 33,005.48 = 13,307.90 : x
  2. Step 2: Convert to fraction form
    23,918.49/33,005.48 = 13,307.90/x
  3. Step 3: Cross multiply
    23,918.49x = 33,005.48 × 13,307.90
  4. Step 4: Simplify right side
    23,918.49x = 439,233,395.73
  5. Step 5: Solve for x
    x = 439,233,395.73/23,918.49
  6. Step 6: Final answer
    x = 18,363.76

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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.