Home / 25,435.80-35,099.70-14,104.88

Finding the Fourth Proportional to 25,435.80, 35,099.70 and 14,104.88

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Solution

The fourth proportional to 25,435.80, 35,099.70 and 14,104.88 is: 19,463.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,435.80 : 35,099.70 = 14,104.88 : x
  2. Step 2: Convert to fraction form
    25,435.80/35,099.70 = 14,104.88/x
  3. Step 3: Cross multiply
    25,435.80x = 35,099.70 × 14,104.88
  4. Step 4: Simplify right side
    25,435.80x = 495,077,056.54
  5. Step 5: Solve for x
    x = 495,077,056.54/25,435.80
  6. Step 6: Final answer
    x = 19,463.79

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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.