Home / 40,909.80-61,364.70-25,163.40

Finding the Fourth Proportional to 40,909.80, 61,364.70 and 25,163.40

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Solution

The fourth proportional to 40,909.80, 61,364.70 and 25,163.40 is: 37,745.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,909.80 : 61,364.70 = 25,163.40 : x
  2. Step 2: Convert to fraction form
    40,909.80/61,364.70 = 25,163.40/x
  3. Step 3: Cross multiply
    40,909.80x = 61,364.70 × 25,163.40
  4. Step 4: Simplify right side
    40,909.80x = 1,544,144,491.98
  5. Step 5: Solve for x
    x = 1,544,144,491.98/40,909.80
  6. Step 6: Final answer
    x = 37,745.10

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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.