Home / 25,435.90-35,101.96-14,105.87

Finding the Fourth Proportional to 25,435.90, 35,101.96 and 14,105.87

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Solution

The fourth proportional to 25,435.90, 35,101.96 and 14,105.87 is: 19,466.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,435.90 : 35,101.96 = 14,105.87 : x
  2. Step 2: Convert to fraction form
    25,435.90/35,101.96 = 14,105.87/x
  3. Step 3: Cross multiply
    25,435.90x = 35,101.96 × 14,105.87
  4. Step 4: Simplify right side
    25,435.90x = 495,143,684.51
  5. Step 5: Solve for x
    x = 495,143,684.51/25,435.90
  6. Step 6: Final answer
    x = 19,466.33

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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.