Home / 45,834.21-63,245.68-25,686.47

Finding the Fourth Proportional to 45,834.21, 63,245.68 and 25,686.47

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Solution

The fourth proportional to 45,834.21, 63,245.68 and 25,686.47 is: 35,444.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,834.21 : 63,245.68 = 25,686.47 : x
  2. Step 2: Convert to fraction form
    45,834.21/63,245.68 = 25,686.47/x
  3. Step 3: Cross multiply
    45,834.21x = 63,245.68 × 25,686.47
  4. Step 4: Simplify right side
    45,834.21x = 1,624,558,355.85
  5. Step 5: Solve for x
    x = 1,624,558,355.85/45,834.21
  6. Step 6: Final answer
    x = 35,444.23

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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.