Home / 39,108.66-58,677.65-18,058.79

Finding the Fourth Proportional to 39,108.66, 58,677.65 and 18,058.79

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Solution

The fourth proportional to 39,108.66, 58,677.65 and 18,058.79 is: 27,094.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,108.66 : 58,677.65 = 18,058.79 : x
  2. Step 2: Convert to fraction form
    39,108.66/58,677.65 = 18,058.79/x
  3. Step 3: Cross multiply
    39,108.66x = 58,677.65 × 18,058.79
  4. Step 4: Simplify right side
    39,108.66x = 1,059,646,975.36
  5. Step 5: Solve for x
    x = 1,059,646,975.36/39,108.66
  6. Step 6: Final answer
    x = 27,094.94

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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.