Home / 25,330.39-37,987.35-10,535.33

Finding the Fourth Proportional to 25,330.39, 37,987.35 and 10,535.33

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Solution

The fourth proportional to 25,330.39, 37,987.35 and 10,535.33 is: 15,799.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,330.39 : 37,987.35 = 10,535.33 : x
  2. Step 2: Convert to fraction form
    25,330.39/37,987.35 = 10,535.33/x
  3. Step 3: Cross multiply
    25,330.39x = 37,987.35 × 10,535.33
  4. Step 4: Simplify right side
    25,330.39x = 400,209,323.54
  5. Step 5: Solve for x
    x = 400,209,323.54/25,330.39
  6. Step 6: Final answer
    x = 15,799.57

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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.