Home / 35,882.20-53,816.73-13,690.72

Finding the Fourth Proportional to 35,882.20, 53,816.73 and 13,690.72

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Solution

The fourth proportional to 35,882.20, 53,816.73 and 13,690.72 is: 20,533.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,882.20 : 53,816.73 = 13,690.72 : x
  2. Step 2: Convert to fraction form
    35,882.20/53,816.73 = 13,690.72/x
  3. Step 3: Cross multiply
    35,882.20x = 53,816.73 × 13,690.72
  4. Step 4: Simplify right side
    35,882.20x = 736,789,781.75
  5. Step 5: Solve for x
    x = 736,789,781.75/35,882.20
  6. Step 6: Final answer
    x = 20,533.57

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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.