Home / 13,267.71-19,885.55-5,863.77

Finding the Fourth Proportional to 13,267.71, 19,885.55 and 5,863.77

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Solution

The fourth proportional to 13,267.71, 19,885.55 and 5,863.77 is: 8,788.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,267.71 : 19,885.55 = 5,863.77 : x
  2. Step 2: Convert to fraction form
    13,267.71/19,885.55 = 5,863.77/x
  3. Step 3: Cross multiply
    13,267.71x = 19,885.55 × 5,863.77
  4. Step 4: Simplify right side
    13,267.71x = 116,604,262.20
  5. Step 5: Solve for x
    x = 116,604,262.20/13,267.71
  6. Step 6: Final answer
    x = 8,788.57

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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.