Home / 38,570.28-53,211.28-25,136.64

Finding the Fourth Proportional to 38,570.28, 53,211.28 and 25,136.64

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Solution

The fourth proportional to 38,570.28, 53,211.28 and 25,136.64 is: 34,678.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,570.28 : 53,211.28 = 25,136.64 : x
  2. Step 2: Convert to fraction form
    38,570.28/53,211.28 = 25,136.64/x
  3. Step 3: Cross multiply
    38,570.28x = 53,211.28 × 25,136.64
  4. Step 4: Simplify right side
    38,570.28x = 1,337,552,789.30
  5. Step 5: Solve for x
    x = 1,337,552,789.30/38,570.28
  6. Step 6: Final answer
    x = 34,678.33

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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.