Home / 25,647.68-35,389.54-17,136.15

Finding the Fourth Proportional to 25,647.68, 35,389.54 and 17,136.15

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Solution

The fourth proportional to 25,647.68, 35,389.54 and 17,136.15 is: 23,645.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,647.68 : 35,389.54 = 17,136.15 : x
  2. Step 2: Convert to fraction form
    25,647.68/35,389.54 = 17,136.15/x
  3. Step 3: Cross multiply
    25,647.68x = 35,389.54 × 17,136.15
  4. Step 4: Simplify right side
    25,647.68x = 606,440,465.87
  5. Step 5: Solve for x
    x = 606,440,465.87/25,647.68
  6. Step 6: Final answer
    x = 23,645.04

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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.