Home / 14,079.80-21,104.44-9,152.98

Finding the Fourth Proportional to 14,079.80, 21,104.44 and 9,152.98

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Solution

The fourth proportional to 14,079.80, 21,104.44 and 9,152.98 is: 13,719.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,079.80 : 21,104.44 = 9,152.98 : x
  2. Step 2: Convert to fraction form
    14,079.80/21,104.44 = 9,152.98/x
  3. Step 3: Cross multiply
    14,079.80x = 21,104.44 × 9,152.98
  4. Step 4: Simplify right side
    14,079.80x = 193,168,517.23
  5. Step 5: Solve for x
    x = 193,168,517.23/14,079.80
  6. Step 6: Final answer
    x = 13,719.55

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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.