Home / 38,034.81-52,485.21-21,039.26

Finding the Fourth Proportional to 38,034.81, 52,485.21 and 21,039.26

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Solution

The fourth proportional to 38,034.81, 52,485.21 and 21,039.26 is: 29,032.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,034.81 : 52,485.21 = 21,039.26 : x
  2. Step 2: Convert to fraction form
    38,034.81/52,485.21 = 21,039.26/x
  3. Step 3: Cross multiply
    38,034.81x = 52,485.21 × 21,039.26
  4. Step 4: Simplify right side
    38,034.81x = 1,104,249,716.92
  5. Step 5: Solve for x
    x = 1,104,249,716.92/38,034.81
  6. Step 6: Final answer
    x = 29,032.61

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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.