Home / 47,668.21-71,287.51-36,426.85

Finding the Fourth Proportional to 47,668.21, 71,287.51 and 36,426.85

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Solution

The fourth proportional to 47,668.21, 71,287.51 and 36,426.85 is: 54,476.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,668.21 : 71,287.51 = 36,426.85 : x
  2. Step 2: Convert to fraction form
    47,668.21/71,287.51 = 36,426.85/x
  3. Step 3: Cross multiply
    47,668.21x = 71,287.51 × 36,426.85
  4. Step 4: Simplify right side
    47,668.21x = 2,596,779,433.64
  5. Step 5: Solve for x
    x = 2,596,779,433.64/47,668.21
  6. Step 6: Final answer
    x = 54,476.13

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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.