Home / 43,219.10-59,629.92-28,133.96

Finding the Fourth Proportional to 43,219.10, 59,629.92 and 28,133.96

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Solution

The fourth proportional to 43,219.10, 59,629.92 and 28,133.96 is: 38,816.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,219.10 : 59,629.92 = 28,133.96 : x
  2. Step 2: Convert to fraction form
    43,219.10/59,629.92 = 28,133.96/x
  3. Step 3: Cross multiply
    43,219.10x = 59,629.92 × 28,133.96
  4. Step 4: Simplify right side
    43,219.10x = 1,677,625,784.08
  5. Step 5: Solve for x
    x = 1,677,625,784.08/43,219.10
  6. Step 6: Final answer
    x = 38,816.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.