Home / 16,813.47-25,207.91-5,717.18

Finding the Fourth Proportional to 16,813.47, 25,207.91 and 5,717.18

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Solution

The fourth proportional to 16,813.47, 25,207.91 and 5,717.18 is: 8,571.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813.47 : 25,207.91 = 5,717.18 : x
  2. Step 2: Convert to fraction form
    16,813.47/25,207.91 = 5,717.18/x
  3. Step 3: Cross multiply
    16,813.47x = 25,207.91 × 5,717.18
  4. Step 4: Simplify right side
    16,813.47x = 144,118,214.77
  5. Step 5: Solve for x
    x = 144,118,214.77/16,813.47
  6. Step 6: Final answer
    x = 8,571.59

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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.