Home / 28,921.96-43,345.02-16,447.72

Finding the Fourth Proportional to 28,921.96, 43,345.02 and 16,447.72

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Solution

The fourth proportional to 28,921.96, 43,345.02 and 16,447.72 is: 24,650.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,921.96 : 43,345.02 = 16,447.72 : x
  2. Step 2: Convert to fraction form
    28,921.96/43,345.02 = 16,447.72/x
  3. Step 3: Cross multiply
    28,921.96x = 43,345.02 × 16,447.72
  4. Step 4: Simplify right side
    28,921.96x = 712,926,752.35
  5. Step 5: Solve for x
    x = 712,926,752.35/28,921.96
  6. Step 6: Final answer
    x = 24,650.02

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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.