Home / 39,064.39-58,603.87-12,770.57

Finding the Fourth Proportional to 39,064.39, 58,603.87 and 12,770.57

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Solution

The fourth proportional to 39,064.39, 58,603.87 and 12,770.57 is: 19,158.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,064.39 : 58,603.87 = 12,770.57 : x
  2. Step 2: Convert to fraction form
    39,064.39/58,603.87 = 12,770.57/x
  3. Step 3: Cross multiply
    39,064.39x = 58,603.87 × 12,770.57
  4. Step 4: Simplify right side
    39,064.39x = 748,404,824.11
  5. Step 5: Solve for x
    x = 748,404,824.11/39,064.39
  6. Step 6: Final answer
    x = 19,158.24

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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.