Home / 29,089.06-43,633.60-8,312.56

Finding the Fourth Proportional to 29,089.06, 43,633.60 and 8,312.56

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Solution

The fourth proportional to 29,089.06, 43,633.60 and 8,312.56 is: 12,468.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,089.06 : 43,633.60 = 8,312.56 : x
  2. Step 2: Convert to fraction form
    29,089.06/43,633.60 = 8,312.56/x
  3. Step 3: Cross multiply
    29,089.06x = 43,633.60 × 8,312.56
  4. Step 4: Simplify right side
    29,089.06x = 362,706,918.02
  5. Step 5: Solve for x
    x = 362,706,918.02/29,089.06
  6. Step 6: Final answer
    x = 12,468.84

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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.