Home / 28,941.74-43,383.86-16,435.88

Finding the Fourth Proportional to 28,941.74, 43,383.86 and 16,435.88

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Solution

The fourth proportional to 28,941.74, 43,383.86 and 16,435.88 is: 24,637.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,941.74 : 43,383.86 = 16,435.88 : x
  2. Step 2: Convert to fraction form
    28,941.74/43,383.86 = 16,435.88/x
  3. Step 3: Cross multiply
    28,941.74x = 43,383.86 × 16,435.88
  4. Step 4: Simplify right side
    28,941.74x = 713,051,916.90
  5. Step 5: Solve for x
    x = 713,051,916.90/28,941.74
  6. Step 6: Final answer
    x = 24,637.49

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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.