Home / 14,592.44-21,870.30-7,928.84

Finding the Fourth Proportional to 14,592.44, 21,870.30 and 7,928.84

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Solution

The fourth proportional to 14,592.44, 21,870.30 and 7,928.84 is: 11,883.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,592.44 : 21,870.30 = 7,928.84 : x
  2. Step 2: Convert to fraction form
    14,592.44/21,870.30 = 7,928.84/x
  3. Step 3: Cross multiply
    14,592.44x = 21,870.30 × 7,928.84
  4. Step 4: Simplify right side
    14,592.44x = 173,406,109.45
  5. Step 5: Solve for x
    x = 173,406,109.45/14,592.44
  6. Step 6: Final answer
    x = 11,883.28

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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.