Home / 35,896.20-53,758.62-28,451.40

Finding the Fourth Proportional to 35,896.20, 53,758.62 and 28,451.40

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Solution

The fourth proportional to 35,896.20, 53,758.62 and 28,451.40 is: 42,609.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,896.20 : 53,758.62 = 28,451.40 : x
  2. Step 2: Convert to fraction form
    35,896.20/53,758.62 = 28,451.40/x
  3. Step 3: Cross multiply
    35,896.20x = 53,758.62 × 28,451.40
  4. Step 4: Simplify right side
    35,896.20x = 1,529,508,001.07
  5. Step 5: Solve for x
    x = 1,529,508,001.07/35,896.20
  6. Step 6: Final answer
    x = 42,609.19

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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.