Home / 16,718.55-25,080.39-5,622.63

Finding the Fourth Proportional to 16,718.55, 25,080.39 and 5,622.63

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Solution

The fourth proportional to 16,718.55, 25,080.39 and 5,622.63 is: 8,434.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,718.55 : 25,080.39 = 5,622.63 : x
  2. Step 2: Convert to fraction form
    16,718.55/25,080.39 = 5,622.63/x
  3. Step 3: Cross multiply
    16,718.55x = 25,080.39 × 5,622.63
  4. Step 4: Simplify right side
    16,718.55x = 141,017,753.23
  5. Step 5: Solve for x
    x = 141,017,753.23/16,718.55
  6. Step 6: Final answer
    x = 8,434.81

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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.