Home / 39,696.14-54,776.66-23,780.18

Finding the Fourth Proportional to 39,696.14, 54,776.66 and 23,780.18

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Solution

The fourth proportional to 39,696.14, 54,776.66 and 23,780.18 is: 32,814.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,696.14 : 54,776.66 = 23,780.18 : x
  2. Step 2: Convert to fraction form
    39,696.14/54,776.66 = 23,780.18/x
  3. Step 3: Cross multiply
    39,696.14x = 54,776.66 × 23,780.18
  4. Step 4: Simplify right side
    39,696.14x = 1,302,598,852.64
  5. Step 5: Solve for x
    x = 1,302,598,852.64/39,696.14
  6. Step 6: Final answer
    x = 32,814.24

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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.