Home / 14,539.42-20,064.15-8,166.07

Finding the Fourth Proportional to 14,539.42, 20,064.15 and 8,166.07

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Solution

The fourth proportional to 14,539.42, 20,064.15 and 8,166.07 is: 11,269.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,539.42 : 20,064.15 = 8,166.07 : x
  2. Step 2: Convert to fraction form
    14,539.42/20,064.15 = 8,166.07/x
  3. Step 3: Cross multiply
    14,539.42x = 20,064.15 × 8,166.07
  4. Step 4: Simplify right side
    14,539.42x = 163,845,253.39
  5. Step 5: Solve for x
    x = 163,845,253.39/14,539.42
  6. Step 6: Final answer
    x = 11,269.04

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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.