Home / 39,108.52-58,655.94-18,047.56

Finding the Fourth Proportional to 39,108.52, 58,655.94 and 18,047.56

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Solution

The fourth proportional to 39,108.52, 58,655.94 and 18,047.56 is: 27,068.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,108.52 : 58,655.94 = 18,047.56 : x
  2. Step 2: Convert to fraction form
    39,108.52/58,655.94 = 18,047.56/x
  3. Step 3: Cross multiply
    39,108.52x = 58,655.94 × 18,047.56
  4. Step 4: Simplify right side
    39,108.52x = 1,058,596,596.51
  5. Step 5: Solve for x
    x = 1,058,596,596.51/39,108.52
  6. Step 6: Final answer
    x = 27,068.18

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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.