Home / 25,461.75-38,202.35-9,880.59

Finding the Fourth Proportional to 25,461.75, 38,202.35 and 9,880.59

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Solution

The fourth proportional to 25,461.75, 38,202.35 and 9,880.59 is: 14,824.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,461.75 : 38,202.35 = 9,880.59 : x
  2. Step 2: Convert to fraction form
    25,461.75/38,202.35 = 9,880.59/x
  3. Step 3: Cross multiply
    25,461.75x = 38,202.35 × 9,880.59
  4. Step 4: Simplify right side
    25,461.75x = 377,461,707.98
  5. Step 5: Solve for x
    x = 377,461,707.98/25,461.75
  6. Step 6: Final answer
    x = 14,824.66

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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.