Home / 47,426.34-71,167.99-18,958.21

Finding the Fourth Proportional to 47,426.34, 71,167.99 and 18,958.21

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Solution

The fourth proportional to 47,426.34, 71,167.99 and 18,958.21 is: 28,448.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,426.34 : 71,167.99 = 18,958.21 : x
  2. Step 2: Convert to fraction form
    47,426.34/71,167.99 = 18,958.21/x
  3. Step 3: Cross multiply
    47,426.34x = 71,167.99 × 18,958.21
  4. Step 4: Simplify right side
    47,426.34x = 1,349,217,509.93
  5. Step 5: Solve for x
    x = 1,349,217,509.93/47,426.34
  6. Step 6: Final answer
    x = 28,448.69

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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.