Home / 32,455.89-48,671.60-11,389.41

Finding the Fourth Proportional to 32,455.89, 48,671.60 and 11,389.41

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Solution

The fourth proportional to 32,455.89, 48,671.60 and 11,389.41 is: 17,079.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,455.89 : 48,671.60 = 11,389.41 : x
  2. Step 2: Convert to fraction form
    32,455.89/48,671.60 = 11,389.41/x
  3. Step 3: Cross multiply
    32,455.89x = 48,671.60 × 11,389.41
  4. Step 4: Simplify right side
    32,455.89x = 554,340,750.81
  5. Step 5: Solve for x
    x = 554,340,750.81/32,455.89
  6. Step 6: Final answer
    x = 17,079.82

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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.