Home / 15,055.58-22,562.30-12,822.80

Finding the Fourth Proportional to 15,055.58, 22,562.30 and 12,822.80

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Solution

The fourth proportional to 15,055.58, 22,562.30 and 12,822.80 is: 19,216.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,055.58 : 22,562.30 = 12,822.80 : x
  2. Step 2: Convert to fraction form
    15,055.58/22,562.30 = 12,822.80/x
  3. Step 3: Cross multiply
    15,055.58x = 22,562.30 × 12,822.80
  4. Step 4: Simplify right side
    15,055.58x = 289,311,860.44
  5. Step 5: Solve for x
    x = 289,311,860.44/15,055.58
  6. Step 6: Final answer
    x = 19,216.25

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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.