Home / 14,064.12-21,099.87-4,203.18

Finding the Fourth Proportional to 14,064.12, 21,099.87 and 4,203.18

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Solution

The fourth proportional to 14,064.12, 21,099.87 and 4,203.18 is: 6,305.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,064.12 : 21,099.87 = 4,203.18 : x
  2. Step 2: Convert to fraction form
    14,064.12/21,099.87 = 4,203.18/x
  3. Step 3: Cross multiply
    14,064.12x = 21,099.87 × 4,203.18
  4. Step 4: Simplify right side
    14,064.12x = 88,686,551.59
  5. Step 5: Solve for x
    x = 88,686,551.59/14,064.12
  6. Step 6: Final answer
    x = 6,305.87

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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.