Home / 32,306.60-48,431.18-12,580.60

Finding the Fourth Proportional to 32,306.60, 48,431.18 and 12,580.60

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Solution

The fourth proportional to 32,306.60, 48,431.18 and 12,580.60 is: 18,859.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,306.60 : 48,431.18 = 12,580.60 : x
  2. Step 2: Convert to fraction form
    32,306.60/48,431.18 = 12,580.60/x
  3. Step 3: Cross multiply
    32,306.60x = 48,431.18 × 12,580.60
  4. Step 4: Simplify right side
    32,306.60x = 609,293,303.11
  5. Step 5: Solve for x
    x = 609,293,303.11/32,306.60
  6. Step 6: Final answer
    x = 18,859.72

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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.