Home / 25,168.36-37,781.70-13,504.36

Finding the Fourth Proportional to 25,168.36, 37,781.70 and 13,504.36

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Solution

The fourth proportional to 25,168.36, 37,781.70 and 13,504.36 is: 20,272.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,168.36 : 37,781.70 = 13,504.36 : x
  2. Step 2: Convert to fraction form
    25,168.36/37,781.70 = 13,504.36/x
  3. Step 3: Cross multiply
    25,168.36x = 37,781.70 × 13,504.36
  4. Step 4: Simplify right side
    25,168.36x = 510,217,583.76
  5. Step 5: Solve for x
    x = 510,217,583.76/25,168.36
  6. Step 6: Final answer
    x = 20,272.18

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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.