Home / 14,830.28-22,219.80-7,799.84

Finding the Fourth Proportional to 14,830.28, 22,219.80 and 7,799.84

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Solution

The fourth proportional to 14,830.28, 22,219.80 and 7,799.84 is: 11,686.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,830.28 : 22,219.80 = 7,799.84 : x
  2. Step 2: Convert to fraction form
    14,830.28/22,219.80 = 7,799.84/x
  3. Step 3: Cross multiply
    14,830.28x = 22,219.80 × 7,799.84
  4. Step 4: Simplify right side
    14,830.28x = 173,310,884.83
  5. Step 5: Solve for x
    x = 173,310,884.83/14,830.28
  6. Step 6: Final answer
    x = 11,686.29

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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.