Home / 35,812.88-53,672.59-20,017.27

Finding the Fourth Proportional to 35,812.88, 53,672.59 and 20,017.27

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Solution

The fourth proportional to 35,812.88, 53,672.59 and 20,017.27 is: 29,999.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,812.88 : 53,672.59 = 20,017.27 : x
  2. Step 2: Convert to fraction form
    35,812.88/53,672.59 = 20,017.27/x
  3. Step 3: Cross multiply
    35,812.88x = 53,672.59 × 20,017.27
  4. Step 4: Simplify right side
    35,812.88x = 1,074,378,725.63
  5. Step 5: Solve for x
    x = 1,074,378,725.63/35,812.88
  6. Step 6: Final answer
    x = 29,999.79

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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.