Home / 38,317.10-57,466.53-12,018.42

Finding the Fourth Proportional to 38,317.10, 57,466.53 and 12,018.42

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Solution

The fourth proportional to 38,317.10, 57,466.53 and 12,018.42 is: 18,024.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,317.10 : 57,466.53 = 12,018.42 : x
  2. Step 2: Convert to fraction form
    38,317.10/57,466.53 = 12,018.42/x
  3. Step 3: Cross multiply
    38,317.10x = 57,466.53 × 12,018.42
  4. Step 4: Simplify right side
    38,317.10x = 690,656,893.48
  5. Step 5: Solve for x
    x = 690,656,893.48/38,317.10
  6. Step 6: Final answer
    x = 18,024.77

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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.