Home / 14,900.02-20,562.27-8,186.28

Finding the Fourth Proportional to 14,900.02, 20,562.27 and 8,186.28

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Solution

The fourth proportional to 14,900.02, 20,562.27 and 8,186.28 is: 11,297.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,900.02 : 20,562.27 = 8,186.28 : x
  2. Step 2: Convert to fraction form
    14,900.02/20,562.27 = 8,186.28/x
  3. Step 3: Cross multiply
    14,900.02x = 20,562.27 × 8,186.28
  4. Step 4: Simplify right side
    14,900.02x = 168,328,499.66
  5. Step 5: Solve for x
    x = 168,328,499.66/14,900.02
  6. Step 6: Final answer
    x = 11,297.20

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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.