Home / 25,406.08-35,061.62-15,334.36

Finding the Fourth Proportional to 25,406.08, 35,061.62 and 15,334.36

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Solution

The fourth proportional to 25,406.08, 35,061.62 and 15,334.36 is: 21,162.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,406.08 : 35,061.62 = 15,334.36 : x
  2. Step 2: Convert to fraction form
    25,406.08/35,061.62 = 15,334.36/x
  3. Step 3: Cross multiply
    25,406.08x = 35,061.62 × 15,334.36
  4. Step 4: Simplify right side
    25,406.08x = 537,647,503.26
  5. Step 5: Solve for x
    x = 537,647,503.26/25,406.08
  6. Step 6: Final answer
    x = 21,162.16

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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.