Home / 17,639.99-26,444.42-13,498.49

Finding the Fourth Proportional to 17,639.99, 26,444.42 and 13,498.49

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Solution

The fourth proportional to 17,639.99, 26,444.42 and 13,498.49 is: 20,235.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,639.99 : 26,444.42 = 13,498.49 : x
  2. Step 2: Convert to fraction form
    17,639.99/26,444.42 = 13,498.49/x
  3. Step 3: Cross multiply
    17,639.99x = 26,444.42 × 13,498.49
  4. Step 4: Simplify right side
    17,639.99x = 356,959,539.21
  5. Step 5: Solve for x
    x = 356,959,539.21/17,639.99
  6. Step 6: Final answer
    x = 20,235.82

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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.