Home / 15,262.29-22,782.87-13,195.58

Finding the Fourth Proportional to 15,262.29, 22,782.87 and 13,195.58

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Solution

The fourth proportional to 15,262.29, 22,782.87 and 13,195.58 is: 19,697.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,262.29 : 22,782.87 = 13,195.58 : x
  2. Step 2: Convert to fraction form
    15,262.29/22,782.87 = 13,195.58/x
  3. Step 3: Cross multiply
    15,262.29x = 22,782.87 × 13,195.58
  4. Step 4: Simplify right side
    15,262.29x = 300,633,069.80
  5. Step 5: Solve for x
    x = 300,633,069.80/15,262.29
  6. Step 6: Final answer
    x = 19,697.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.