Home / 24,899.68-34,362.84-13,721.68

Finding the Fourth Proportional to 24,899.68, 34,362.84 and 13,721.68

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Solution

The fourth proportional to 24,899.68, 34,362.84 and 13,721.68 is: 18,936.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,899.68 : 34,362.84 = 13,721.68 : x
  2. Step 2: Convert to fraction form
    24,899.68/34,362.84 = 13,721.68/x
  3. Step 3: Cross multiply
    24,899.68x = 34,362.84 × 13,721.68
  4. Step 4: Simplify right side
    24,899.68x = 471,515,894.37
  5. Step 5: Solve for x
    x = 471,515,894.37/24,899.68
  6. Step 6: Final answer
    x = 18,936.62

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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.