Home / 14,852.80-22,278.39-4,991.05

Finding the Fourth Proportional to 14,852.80, 22,278.39 and 4,991.05

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Solution

The fourth proportional to 14,852.80, 22,278.39 and 4,991.05 is: 7,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,852.80 : 22,278.39 = 4,991.05 : x
  2. Step 2: Convert to fraction form
    14,852.80/22,278.39 = 4,991.05/x
  3. Step 3: Cross multiply
    14,852.80x = 22,278.39 × 4,991.05
  4. Step 4: Simplify right side
    14,852.80x = 111,192,558.41
  5. Step 5: Solve for x
    x = 111,192,558.41/14,852.80
  6. Step 6: Final answer
    x = 7,486.30

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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.