Home / 16,388.26-22,625.13-10,815.46

Finding the Fourth Proportional to 16,388.26, 22,625.13 and 10,815.46

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Solution

The fourth proportional to 16,388.26, 22,625.13 and 10,815.46 is: 14,931.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,388.26 : 22,625.13 = 10,815.46 : x
  2. Step 2: Convert to fraction form
    16,388.26/22,625.13 = 10,815.46/x
  3. Step 3: Cross multiply
    16,388.26x = 22,625.13 × 10,815.46
  4. Step 4: Simplify right side
    16,388.26x = 244,701,188.51
  5. Step 5: Solve for x
    x = 244,701,188.51/16,388.26
  6. Step 6: Final answer
    x = 14,931.49

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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.