Home / 39,072-58,572.09-14,106.18

Finding the Fourth Proportional to 39,072, 58,572.09 and 14,106.18

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Solution

The fourth proportional to 39,072, 58,572.09 and 14,106.18 is: 21,146.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,072 : 58,572.09 = 14,106.18 : x
  2. Step 2: Convert to fraction form
    39,072/58,572.09 = 14,106.18/x
  3. Step 3: Cross multiply
    39,072x = 58,572.09 × 14,106.18
  4. Step 4: Simplify right side
    39,072x = 826,228,444.52
  5. Step 5: Solve for x
    x = 826,228,444.52/39,072
  6. Step 6: Final answer
    x = 21,146.31

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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.