Home / 47,479.34-71,168.79-17,884.37

Finding the Fourth Proportional to 47,479.34, 71,168.79 and 17,884.37

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Solution

The fourth proportional to 47,479.34, 71,168.79 and 17,884.37 is: 26,807.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,479.34 : 71,168.79 = 17,884.37 : x
  2. Step 2: Convert to fraction form
    47,479.34/71,168.79 = 17,884.37/x
  3. Step 3: Cross multiply
    47,479.34x = 71,168.79 × 17,884.37
  4. Step 4: Simplify right side
    47,479.34x = 1,272,808,972.81
  5. Step 5: Solve for x
    x = 1,272,808,972.81/47,479.34
  6. Step 6: Final answer
    x = 26,807.64

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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.