Home / 25,439.25-35,107.26-14,261.25

Finding the Fourth Proportional to 25,439.25, 35,107.26 and 14,261.25

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Solution

The fourth proportional to 25,439.25, 35,107.26 and 14,261.25 is: 19,681.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,439.25 : 35,107.26 = 14,261.25 : x
  2. Step 2: Convert to fraction form
    25,439.25/35,107.26 = 14,261.25/x
  3. Step 3: Cross multiply
    25,439.25x = 35,107.26 × 14,261.25
  4. Step 4: Simplify right side
    25,439.25x = 500,673,411.68
  5. Step 5: Solve for x
    x = 500,673,411.68/25,439.25
  6. Step 6: Final answer
    x = 19,681.14

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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.