Home / 39,104.19-58,656.26-14,138.39

Finding the Fourth Proportional to 39,104.19, 58,656.26 and 14,138.39

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Solution

The fourth proportional to 39,104.19, 58,656.26 and 14,138.39 is: 21,207.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,104.19 : 58,656.26 = 14,138.39 : x
  2. Step 2: Convert to fraction form
    39,104.19/58,656.26 = 14,138.39/x
  3. Step 3: Cross multiply
    39,104.19x = 58,656.26 × 14,138.39
  4. Step 4: Simplify right side
    39,104.19x = 829,304,715.85
  5. Step 5: Solve for x
    x = 829,304,715.85/39,104.19
  6. Step 6: Final answer
    x = 21,207.57

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1.5x scale

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.