Home / 32,640.16-48,923.52-19,465

Finding the Fourth Proportional to 32,640.16, 48,923.52 and 19,465

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Solution

The fourth proportional to 32,640.16, 48,923.52 and 19,465 is: 29,175.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,640.16 : 48,923.52 = 19,465 : x
  2. Step 2: Convert to fraction form
    32,640.16/48,923.52 = 19,465/x
  3. Step 3: Cross multiply
    32,640.16x = 48,923.52 × 19,465
  4. Step 4: Simplify right side
    32,640.16x = 952,296,316.80
  5. Step 5: Solve for x
    x = 952,296,316.80/32,640.16
  6. Step 6: Final answer
    x = 29,175.60

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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.