Home / 12,050.97-18,079.08-5,818.02

Finding the Fourth Proportional to 12,050.97, 18,079.08 and 5,818.02

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Solution

The fourth proportional to 12,050.97, 18,079.08 and 5,818.02 is: 8,728.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050.97 : 18,079.08 = 5,818.02 : x
  2. Step 2: Convert to fraction form
    12,050.97/18,079.08 = 5,818.02/x
  3. Step 3: Cross multiply
    12,050.97x = 18,079.08 × 5,818.02
  4. Step 4: Simplify right side
    12,050.97x = 105,184,449.02
  5. Step 5: Solve for x
    x = 105,184,449.02/12,050.97
  6. Step 6: Final answer
    x = 8,728.30

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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.