Home / 39,014.74-58,508.88-12,712.96

Finding the Fourth Proportional to 39,014.74, 58,508.88 and 12,712.96

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Solution

The fourth proportional to 39,014.74, 58,508.88 and 12,712.96 is: 19,065.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,014.74 : 58,508.88 = 12,712.96 : x
  2. Step 2: Convert to fraction form
    39,014.74/58,508.88 = 12,712.96/x
  3. Step 3: Cross multiply
    39,014.74x = 58,508.88 × 12,712.96
  4. Step 4: Simplify right side
    39,014.74x = 743,821,051.08
  5. Step 5: Solve for x
    x = 743,821,051.08/39,014.74
  6. Step 6: Final answer
    x = 19,065.13

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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.