Home / 14,146.02-21,221.26-4,284.06

Finding the Fourth Proportional to 14,146.02, 21,221.26 and 4,284.06

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Solution

The fourth proportional to 14,146.02, 21,221.26 and 4,284.06 is: 6,426.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,146.02 : 21,221.26 = 4,284.06 : x
  2. Step 2: Convert to fraction form
    14,146.02/21,221.26 = 4,284.06/x
  3. Step 3: Cross multiply
    14,146.02x = 21,221.26 × 4,284.06
  4. Step 4: Simplify right side
    14,146.02x = 90,913,151.12
  5. Step 5: Solve for x
    x = 90,913,151.12/14,146.02
  6. Step 6: Final answer
    x = 6,426.77

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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.