Home / 47,799.36-71,710.38-14,521.32

Finding the Fourth Proportional to 47,799.36, 71,710.38 and 14,521.32

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Solution

The fourth proportional to 47,799.36, 71,710.38 and 14,521.32 is: 21,785.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,799.36 : 71,710.38 = 14,521.32 : x
  2. Step 2: Convert to fraction form
    47,799.36/71,710.38 = 14,521.32/x
  3. Step 3: Cross multiply
    47,799.36x = 71,710.38 × 14,521.32
  4. Step 4: Simplify right side
    47,799.36x = 1,041,329,375.30
  5. Step 5: Solve for x
    x = 1,041,329,375.30/47,799.36
  6. Step 6: Final answer
    x = 21,785.43

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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.