Home / 35,891.81-49,535.40-20,584.35

Finding the Fourth Proportional to 35,891.81, 49,535.40 and 20,584.35

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Solution

The fourth proportional to 35,891.81, 49,535.40 and 20,584.35 is: 28,409.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,891.81 : 49,535.40 = 20,584.35 : x
  2. Step 2: Convert to fraction form
    35,891.81/49,535.40 = 20,584.35/x
  3. Step 3: Cross multiply
    35,891.81x = 49,535.40 × 20,584.35
  4. Step 4: Simplify right side
    35,891.81x = 1,019,654,010.99
  5. Step 5: Solve for x
    x = 1,019,654,010.99/35,891.81
  6. Step 6: Final answer
    x = 28,409.10

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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.