Home / 34,752.77-52,138.88-13,679.81

Finding the Fourth Proportional to 34,752.77, 52,138.88 and 13,679.81

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Solution

The fourth proportional to 34,752.77, 52,138.88 and 13,679.81 is: 20,523.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,752.77 : 52,138.88 = 13,679.81 : x
  2. Step 2: Convert to fraction form
    34,752.77/52,138.88 = 13,679.81/x
  3. Step 3: Cross multiply
    34,752.77x = 52,138.88 × 13,679.81
  4. Step 4: Simplify right side
    34,752.77x = 713,249,642.92
  5. Step 5: Solve for x
    x = 713,249,642.92/34,752.77
  6. Step 6: Final answer
    x = 20,523.54

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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.