Home / 14,785.81-22,181.84-4,255.72

Finding the Fourth Proportional to 14,785.81, 22,181.84 and 4,255.72

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Solution

The fourth proportional to 14,785.81, 22,181.84 and 4,255.72 is: 6,384.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,785.81 : 22,181.84 = 4,255.72 : x
  2. Step 2: Convert to fraction form
    14,785.81/22,181.84 = 4,255.72/x
  3. Step 3: Cross multiply
    14,785.81x = 22,181.84 × 4,255.72
  4. Step 4: Simplify right side
    14,785.81x = 94,399,700.12
  5. Step 5: Solve for x
    x = 94,399,700.12/14,785.81
  6. Step 6: Final answer
    x = 6,384.48

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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.