Home / 17,127.02-25,690.45-5,441.15

Finding the Fourth Proportional to 17,127.02, 25,690.45 and 5,441.15

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Solution

The fourth proportional to 17,127.02, 25,690.45 and 5,441.15 is: 8,161.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,127.02 : 25,690.45 = 5,441.15 : x
  2. Step 2: Convert to fraction form
    17,127.02/25,690.45 = 5,441.15/x
  3. Step 3: Cross multiply
    17,127.02x = 25,690.45 × 5,441.15
  4. Step 4: Simplify right side
    17,127.02x = 139,785,592.02
  5. Step 5: Solve for x
    x = 139,785,592.02/17,127.02
  6. Step 6: Final answer
    x = 8,161.70

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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.