Home / 47,589.36-71,384.54-19,502.21

Finding the Fourth Proportional to 47,589.36, 71,384.54 and 19,502.21

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Solution

The fourth proportional to 47,589.36, 71,384.54 and 19,502.21 is: 29,253.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,589.36 : 71,384.54 = 19,502.21 : x
  2. Step 2: Convert to fraction form
    47,589.36/71,384.54 = 19,502.21/x
  3. Step 3: Cross multiply
    47,589.36x = 71,384.54 × 19,502.21
  4. Step 4: Simplify right side
    47,589.36x = 1,392,155,835.40
  5. Step 5: Solve for x
    x = 1,392,155,835.40/47,589.36
  6. Step 6: Final answer
    x = 29,253.51

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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.