Home / 25,880.88-35,707.32-15,950.64

Finding the Fourth Proportional to 25,880.88, 35,707.32 and 15,950.64

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Solution

The fourth proportional to 25,880.88, 35,707.32 and 15,950.64 is: 22,006.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,880.88 : 35,707.32 = 15,950.64 : x
  2. Step 2: Convert to fraction form
    25,880.88/35,707.32 = 15,950.64/x
  3. Step 3: Cross multiply
    25,880.88x = 35,707.32 × 15,950.64
  4. Step 4: Simplify right side
    25,880.88x = 569,554,606.68
  5. Step 5: Solve for x
    x = 569,554,606.68/25,880.88
  6. Step 6: Final answer
    x = 22,006.77

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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.