Home / 39,106.29-58,624.36-14,140.47

Finding the Fourth Proportional to 39,106.29, 58,624.36 and 14,140.47

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Solution

The fourth proportional to 39,106.29, 58,624.36 and 14,140.47 is: 21,198.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,106.29 : 58,624.36 = 14,140.47 : x
  2. Step 2: Convert to fraction form
    39,106.29/58,624.36 = 14,140.47/x
  3. Step 3: Cross multiply
    39,106.29x = 58,624.36 × 14,140.47
  4. Step 4: Simplify right side
    39,106.29x = 828,976,188.34
  5. Step 5: Solve for x
    x = 828,976,188.34/39,106.29
  6. Step 6: Final answer
    x = 21,198.02

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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.