Home / 47,389.51-71,057.13-38,046.77

Finding the Fourth Proportional to 47,389.51, 71,057.13 and 38,046.77

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Solution

The fourth proportional to 47,389.51, 71,057.13 and 38,046.77 is: 57,048.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,389.51 : 71,057.13 = 38,046.77 : x
  2. Step 2: Convert to fraction form
    47,389.51/71,057.13 = 38,046.77/x
  3. Step 3: Cross multiply
    47,389.51x = 71,057.13 × 38,046.77
  4. Step 4: Simplify right side
    47,389.51x = 2,703,494,281.97
  5. Step 5: Solve for x
    x = 2,703,494,281.97/47,389.51
  6. Step 6: Final answer
    x = 57,048.37

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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.