Home / 32,307.45-48,475.23-12,579.15

Finding the Fourth Proportional to 32,307.45, 48,475.23 and 12,579.15

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Solution

The fourth proportional to 32,307.45, 48,475.23 and 12,579.15 is: 18,874.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,307.45 : 48,475.23 = 12,579.15 : x
  2. Step 2: Convert to fraction form
    32,307.45/48,475.23 = 12,579.15/x
  3. Step 3: Cross multiply
    32,307.45x = 48,475.23 × 12,579.15
  4. Step 4: Simplify right side
    32,307.45x = 609,777,189.45
  5. Step 5: Solve for x
    x = 609,777,189.45/32,307.45
  6. Step 6: Final answer
    x = 18,874.20

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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.