Home / 14,129.22-21,182.90-6,737.16

Finding the Fourth Proportional to 14,129.22, 21,182.90 and 6,737.16

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Solution

The fourth proportional to 14,129.22, 21,182.90 and 6,737.16 is: 10,100.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,129.22 : 21,182.90 = 6,737.16 : x
  2. Step 2: Convert to fraction form
    14,129.22/21,182.90 = 6,737.16/x
  3. Step 3: Cross multiply
    14,129.22x = 21,182.90 × 6,737.16
  4. Step 4: Simplify right side
    14,129.22x = 142,712,552.88
  5. Step 5: Solve for x
    x = 142,712,552.88/14,129.22
  6. Step 6: Final answer
    x = 10,100.53

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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.