Home / 14,042.02-21,066.93-6,143.12

Finding the Fourth Proportional to 14,042.02, 21,066.93 and 6,143.12

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Solution

The fourth proportional to 14,042.02, 21,066.93 and 6,143.12 is: 9,216.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042.02 : 21,066.93 = 6,143.12 : x
  2. Step 2: Convert to fraction form
    14,042.02/21,066.93 = 6,143.12/x
  3. Step 3: Cross multiply
    14,042.02x = 21,066.93 × 6,143.12
  4. Step 4: Simplify right side
    14,042.02x = 129,416,679.02
  5. Step 5: Solve for x
    x = 129,416,679.02/14,042.02
  6. Step 6: Final answer
    x = 9,216.39

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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.