Home / 35,562.51-53,384.97-20,782.04

Finding the Fourth Proportional to 35,562.51, 53,384.97 and 20,782.04

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Solution

The fourth proportional to 35,562.51, 53,384.97 and 20,782.04 is: 31,197.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,562.51 : 53,384.97 = 20,782.04 : x
  2. Step 2: Convert to fraction form
    35,562.51/53,384.97 = 20,782.04/x
  3. Step 3: Cross multiply
    35,562.51x = 53,384.97 × 20,782.04
  4. Step 4: Simplify right side
    35,562.51x = 1,109,448,392.95
  5. Step 5: Solve for x
    x = 1,109,448,392.95/35,562.51
  6. Step 6: Final answer
    x = 31,197.13

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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.