Home / 47,240.16-70,868.96-19,540.32

Finding the Fourth Proportional to 47,240.16, 70,868.96 and 19,540.32

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Solution

The fourth proportional to 47,240.16, 70,868.96 and 19,540.32 is: 29,314.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,240.16 : 70,868.96 = 19,540.32 : x
  2. Step 2: Convert to fraction form
    47,240.16/70,868.96 = 19,540.32/x
  3. Step 3: Cross multiply
    47,240.16x = 70,868.96 × 19,540.32
  4. Step 4: Simplify right side
    47,240.16x = 1,384,802,156.47
  5. Step 5: Solve for x
    x = 1,384,802,156.47/47,240.16
  6. Step 6: Final answer
    x = 29,314.09

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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.