Home / 25,120.84-34,668.48-14,511.28

Finding the Fourth Proportional to 25,120.84, 34,668.48 and 14,511.28

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Solution

The fourth proportional to 25,120.84, 34,668.48 and 14,511.28 is: 20,026.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,120.84 : 34,668.48 = 14,511.28 : x
  2. Step 2: Convert to fraction form
    25,120.84/34,668.48 = 14,511.28/x
  3. Step 3: Cross multiply
    25,120.84x = 34,668.48 × 14,511.28
  4. Step 4: Simplify right side
    25,120.84x = 503,084,020.45
  5. Step 5: Solve for x
    x = 503,084,020.45/25,120.84
  6. Step 6: Final answer
    x = 20,026.56

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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.