Home / 38,693.41-58,108.16-38,139.37

Finding the Fourth Proportional to 38,693.41, 58,108.16 and 38,139.37

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Solution

The fourth proportional to 38,693.41, 58,108.16 and 38,139.37 is: 57,276.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,693.41 : 58,108.16 = 38,139.37 : x
  2. Step 2: Convert to fraction form
    38,693.41/58,108.16 = 38,139.37/x
  3. Step 3: Cross multiply
    38,693.41x = 58,108.16 × 38,139.37
  4. Step 4: Simplify right side
    38,693.41x = 2,216,208,564.34
  5. Step 5: Solve for x
    x = 2,216,208,564.34/38,693.41
  6. Step 6: Final answer
    x = 57,276.13

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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.