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Finding the Fourth Proportional to 57,114.69, 85,669.90 and 14,994.38

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Solution

The fourth proportional to 57,114.69, 85,669.90 and 14,994.38 is: 22,491.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,114.69 : 85,669.90 = 14,994.38 : x
  2. Step 2: Convert to fraction form
    57,114.69/85,669.90 = 14,994.38/x
  3. Step 3: Cross multiply
    57,114.69x = 85,669.90 × 14,994.38
  4. Step 4: Simplify right side
    57,114.69x = 1,284,567,296.19
  5. Step 5: Solve for x
    x = 1,284,567,296.19/57,114.69
  6. Step 6: Final answer
    x = 22,491.02

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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.