Home / 52,451.55-78,700.58-27,485.66

Finding the Fourth Proportional to 52,451.55, 78,700.58 and 27,485.66

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Solution

The fourth proportional to 52,451.55, 78,700.58 and 27,485.66 is: 41,240.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,451.55 : 78,700.58 = 27,485.66 : x
  2. Step 2: Convert to fraction form
    52,451.55/78,700.58 = 27,485.66/x
  3. Step 3: Cross multiply
    52,451.55x = 78,700.58 × 27,485.66
  4. Step 4: Simplify right side
    52,451.55x = 2,163,137,546.08
  5. Step 5: Solve for x
    x = 2,163,137,546.08/52,451.55
  6. Step 6: Final answer
    x = 41,240.68

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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.