Home / 29,421.64-44,132.43-8,645.14

Finding the Fourth Proportional to 29,421.64, 44,132.43 and 8,645.14

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Solution

The fourth proportional to 29,421.64, 44,132.43 and 8,645.14 is: 12,967.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,421.64 : 44,132.43 = 8,645.14 : x
  2. Step 2: Convert to fraction form
    29,421.64/44,132.43 = 8,645.14/x
  3. Step 3: Cross multiply
    29,421.64x = 44,132.43 × 8,645.14
  4. Step 4: Simplify right side
    29,421.64x = 381,531,035.89
  5. Step 5: Solve for x
    x = 381,531,035.89/29,421.64
  6. Step 6: Final answer
    x = 12,967.70

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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.