Home / 35,576.16-53,346.84-20,788.80

Finding the Fourth Proportional to 35,576.16, 53,346.84 and 20,788.80

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Solution

The fourth proportional to 35,576.16, 53,346.84 and 20,788.80 is: 31,173.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,576.16 : 53,346.84 = 20,788.80 : x
  2. Step 2: Convert to fraction form
    35,576.16/53,346.84 = 20,788.80/x
  3. Step 3: Cross multiply
    35,576.16x = 53,346.84 × 20,788.80
  4. Step 4: Simplify right side
    35,576.16x = 1,109,016,787.39
  5. Step 5: Solve for x
    x = 1,109,016,787.39/35,576.16
  6. Step 6: Final answer
    x = 31,173.03

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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.