Home / 16,175.04-22,254.72-15,708.48

Finding the Fourth Proportional to 16,175.04, 22,254.72 and 15,708.48

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Solution

The fourth proportional to 16,175.04, 22,254.72 and 15,708.48 is: 21,612.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,175.04 : 22,254.72 = 15,708.48 : x
  2. Step 2: Convert to fraction form
    16,175.04/22,254.72 = 15,708.48/x
  3. Step 3: Cross multiply
    16,175.04x = 22,254.72 × 15,708.48
  4. Step 4: Simplify right side
    16,175.04x = 349,587,824.03
  5. Step 5: Solve for x
    x = 349,587,824.03/16,175.04
  6. Step 6: Final answer
    x = 21,612.80

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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.