Home / 31,812.04-47,718.18-11,035.60

Finding the Fourth Proportional to 31,812.04, 47,718.18 and 11,035.60

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Solution

The fourth proportional to 31,812.04, 47,718.18 and 11,035.60 is: 16,553.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,812.04 : 47,718.18 = 11,035.60 : x
  2. Step 2: Convert to fraction form
    31,812.04/47,718.18 = 11,035.60/x
  3. Step 3: Cross multiply
    31,812.04x = 47,718.18 × 11,035.60
  4. Step 4: Simplify right side
    31,812.04x = 526,598,747.21
  5. Step 5: Solve for x
    x = 526,598,747.21/31,812.04
  6. Step 6: Final answer
    x = 16,553.44

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1.5x scale

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.