Home / 29,284.28-43,927.64-8,507.78

Finding the Fourth Proportional to 29,284.28, 43,927.64 and 8,507.78

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Solution

The fourth proportional to 29,284.28, 43,927.64 and 8,507.78 is: 12,762.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,284.28 : 43,927.64 = 8,507.78 : x
  2. Step 2: Convert to fraction form
    29,284.28/43,927.64 = 8,507.78/x
  3. Step 3: Cross multiply
    29,284.28x = 43,927.64 × 8,507.78
  4. Step 4: Simplify right side
    29,284.28x = 373,726,697.04
  5. Step 5: Solve for x
    x = 373,726,697.04/29,284.28
  6. Step 6: Final answer
    x = 12,762.02

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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.