Home / 25,755.84-38,668.32-15,245.28

Finding the Fourth Proportional to 25,755.84, 38,668.32 and 15,245.28

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Solution

The fourth proportional to 25,755.84, 38,668.32 and 15,245.28 is: 22,888.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,755.84 : 38,668.32 = 15,245.28 : x
  2. Step 2: Convert to fraction form
    25,755.84/38,668.32 = 15,245.28/x
  3. Step 3: Cross multiply
    25,755.84x = 38,668.32 × 15,245.28
  4. Step 4: Simplify right side
    25,755.84x = 589,509,365.53
  5. Step 5: Solve for x
    x = 589,509,365.53/25,755.84
  6. Step 6: Final answer
    x = 22,888.38

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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.