Home / 52,631.37-72,628.25-28,758.24

Finding the Fourth Proportional to 52,631.37, 72,628.25 and 28,758.24

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Solution

The fourth proportional to 52,631.37, 72,628.25 and 28,758.24 is: 39,684.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,631.37 : 72,628.25 = 28,758.24 : x
  2. Step 2: Convert to fraction form
    52,631.37/72,628.25 = 28,758.24/x
  3. Step 3: Cross multiply
    52,631.37x = 72,628.25 × 28,758.24
  4. Step 4: Simplify right side
    52,631.37x = 2,088,660,500.49
  5. Step 5: Solve for x
    x = 2,088,660,500.49/52,631.37
  6. Step 6: Final answer
    x = 39,684.71

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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.