Home / 25,699.08-38,517.77-13,224.99

Finding the Fourth Proportional to 25,699.08, 38,517.77 and 13,224.99

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Solution

The fourth proportional to 25,699.08, 38,517.77 and 13,224.99 is: 19,821.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,699.08 : 38,517.77 = 13,224.99 : x
  2. Step 2: Convert to fraction form
    25,699.08/38,517.77 = 13,224.99/x
  3. Step 3: Cross multiply
    25,699.08x = 38,517.77 × 13,224.99
  4. Step 4: Simplify right side
    25,699.08x = 509,396,864.36
  5. Step 5: Solve for x
    x = 509,396,864.36/25,699.08
  6. Step 6: Final answer
    x = 19,821.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.