Home / 12,924.11-19,386.63-3,564.87

Finding the Fourth Proportional to 12,924.11, 19,386.63 and 3,564.87

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Solution

The fourth proportional to 12,924.11, 19,386.63 and 3,564.87 is: 5,347.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,924.11 : 19,386.63 = 3,564.87 : x
  2. Step 2: Convert to fraction form
    12,924.11/19,386.63 = 3,564.87/x
  3. Step 3: Cross multiply
    12,924.11x = 19,386.63 × 3,564.87
  4. Step 4: Simplify right side
    12,924.11x = 69,110,815.69
  5. Step 5: Solve for x
    x = 69,110,815.69/12,924.11
  6. Step 6: Final answer
    x = 5,347.44

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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.