Home / 44,590.68-66,896.01-13,428.36

Finding the Fourth Proportional to 44,590.68, 66,896.01 and 13,428.36

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Solution

The fourth proportional to 44,590.68, 66,896.01 and 13,428.36 is: 20,145.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,590.68 : 66,896.01 = 13,428.36 : x
  2. Step 2: Convert to fraction form
    44,590.68/66,896.01 = 13,428.36/x
  3. Step 3: Cross multiply
    44,590.68x = 66,896.01 × 13,428.36
  4. Step 4: Simplify right side
    44,590.68x = 898,303,704.84
  5. Step 5: Solve for x
    x = 898,303,704.84/44,590.68
  6. Step 6: Final answer
    x = 20,145.55

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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.