Home / 14,447.32-19,937.04-8,074.03

Finding the Fourth Proportional to 14,447.32, 19,937.04 and 8,074.03

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Solution

The fourth proportional to 14,447.32, 19,937.04 and 8,074.03 is: 11,142.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,447.32 : 19,937.04 = 8,074.03 : x
  2. Step 2: Convert to fraction form
    14,447.32/19,937.04 = 8,074.03/x
  3. Step 3: Cross multiply
    14,447.32x = 19,937.04 × 8,074.03
  4. Step 4: Simplify right side
    14,447.32x = 160,972,259.07
  5. Step 5: Solve for x
    x = 160,972,259.07/14,447.32
  6. Step 6: Final answer
    x = 11,142.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.