Home / 35,529.27-53,296.73-20,739.68

Finding the Fourth Proportional to 35,529.27, 53,296.73 and 20,739.68

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Solution

The fourth proportional to 35,529.27, 53,296.73 and 20,739.68 is: 31,111.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,529.27 : 53,296.73 = 20,739.68 : x
  2. Step 2: Convert to fraction form
    35,529.27/53,296.73 = 20,739.68/x
  3. Step 3: Cross multiply
    35,529.27x = 53,296.73 × 20,739.68
  4. Step 4: Simplify right side
    35,529.27x = 1,105,357,125.25
  5. Step 5: Solve for x
    x = 1,105,357,125.25/35,529.27
  6. Step 6: Final answer
    x = 31,111.17

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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.