Home / 25,190.25-34,762.54-13,859.50

Finding the Fourth Proportional to 25,190.25, 34,762.54 and 13,859.50

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Solution

The fourth proportional to 25,190.25, 34,762.54 and 13,859.50 is: 19,126.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,190.25 : 34,762.54 = 13,859.50 : x
  2. Step 2: Convert to fraction form
    25,190.25/34,762.54 = 13,859.50/x
  3. Step 3: Cross multiply
    25,190.25x = 34,762.54 × 13,859.50
  4. Step 4: Simplify right side
    25,190.25x = 481,791,180.02
  5. Step 5: Solve for x
    x = 481,791,180.02/25,190.25
  6. Step 6: Final answer
    x = 19,126.10

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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.