Home / 14,003.45-19,327.40-8,039.01

Finding the Fourth Proportional to 14,003.45, 19,327.40 and 8,039.01

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Solution

The fourth proportional to 14,003.45, 19,327.40 and 8,039.01 is: 11,095.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.45 : 19,327.40 = 8,039.01 : x
  2. Step 2: Convert to fraction form
    14,003.45/19,327.40 = 8,039.01/x
  3. Step 3: Cross multiply
    14,003.45x = 19,327.40 × 8,039.01
  4. Step 4: Simplify right side
    14,003.45x = 155,373,161.87
  5. Step 5: Solve for x
    x = 155,373,161.87/14,003.45
  6. Step 6: Final answer
    x = 11,095.35

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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.