Home / 25,675.84-38,513.76-9,668.39

Finding the Fourth Proportional to 25,675.84, 38,513.76 and 9,668.39

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Solution

The fourth proportional to 25,675.84, 38,513.76 and 9,668.39 is: 14,502.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,675.84 : 38,513.76 = 9,668.39 : x
  2. Step 2: Convert to fraction form
    25,675.84/38,513.76 = 9,668.39/x
  3. Step 3: Cross multiply
    25,675.84x = 38,513.76 × 9,668.39
  4. Step 4: Simplify right side
    25,675.84x = 372,366,107.62
  5. Step 5: Solve for x
    x = 372,366,107.62/25,675.84
  6. Step 6: Final answer
    x = 14,502.58

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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.