Home / 32,120.32-48,162.78-9,927.58

Finding the Fourth Proportional to 32,120.32, 48,162.78 and 9,927.58

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Solution

The fourth proportional to 32,120.32, 48,162.78 and 9,927.58 is: 14,885.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,120.32 : 48,162.78 = 9,927.58 : x
  2. Step 2: Convert to fraction form
    32,120.32/48,162.78 = 9,927.58/x
  3. Step 3: Cross multiply
    32,120.32x = 48,162.78 × 9,927.58
  4. Step 4: Simplify right side
    32,120.32x = 478,139,851.47
  5. Step 5: Solve for x
    x = 478,139,851.47/32,120.32
  6. Step 6: Final answer
    x = 14,885.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.