Home / 14,641.14-20,199.72-8,266.93

Finding the Fourth Proportional to 14,641.14, 20,199.72 and 8,266.93

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Solution

The fourth proportional to 14,641.14, 20,199.72 and 8,266.93 is: 11,405.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,641.14 : 20,199.72 = 8,266.93 : x
  2. Step 2: Convert to fraction form
    14,641.14/20,199.72 = 8,266.93/x
  3. Step 3: Cross multiply
    14,641.14x = 20,199.72 × 8,266.93
  4. Step 4: Simplify right side
    14,641.14x = 166,989,671.26
  5. Step 5: Solve for x
    x = 166,989,671.26/14,641.14
  6. Step 6: Final answer
    x = 11,405.51

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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.