Home / 13,054.20-18,024.16-8,025.16

Finding the Fourth Proportional to 13,054.20, 18,024.16 and 8,025.16

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Solution

The fourth proportional to 13,054.20, 18,024.16 and 8,025.16 is: 11,080.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,054.20 : 18,024.16 = 8,025.16 : x
  2. Step 2: Convert to fraction form
    13,054.20/18,024.16 = 8,025.16/x
  3. Step 3: Cross multiply
    13,054.20x = 18,024.16 × 8,025.16
  4. Step 4: Simplify right side
    13,054.20x = 144,646,767.87
  5. Step 5: Solve for x
    x = 144,646,767.87/13,054.20
  6. Step 6: Final answer
    x = 11,080.48

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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.