Home / 14,499.02-20,008.14-8,211.26

Finding the Fourth Proportional to 14,499.02, 20,008.14 and 8,211.26

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Solution

The fourth proportional to 14,499.02, 20,008.14 and 8,211.26 is: 11,331.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,499.02 : 20,008.14 = 8,211.26 : x
  2. Step 2: Convert to fraction form
    14,499.02/20,008.14 = 8,211.26/x
  3. Step 3: Cross multiply
    14,499.02x = 20,008.14 × 8,211.26
  4. Step 4: Simplify right side
    14,499.02x = 164,292,039.66
  5. Step 5: Solve for x
    x = 164,292,039.66/14,499.02
  6. Step 6: Final answer
    x = 11,331.25

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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.