Home / 32,555.40-48,849.30-12,834.60

Finding the Fourth Proportional to 32,555.40, 48,849.30 and 12,834.60

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Solution

The fourth proportional to 32,555.40, 48,849.30 and 12,834.60 is: 19,258.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,555.40 : 48,849.30 = 12,834.60 : x
  2. Step 2: Convert to fraction form
    32,555.40/48,849.30 = 12,834.60/x
  3. Step 3: Cross multiply
    32,555.40x = 48,849.30 × 12,834.60
  4. Step 4: Simplify right side
    32,555.40x = 626,961,225.78
  5. Step 5: Solve for x
    x = 626,961,225.78/32,555.40
  6. Step 6: Final answer
    x = 19,258.29

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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.