Home / 35,508.38-53,271.68-12,134.81

Finding the Fourth Proportional to 35,508.38, 53,271.68 and 12,134.81

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Solution

The fourth proportional to 35,508.38, 53,271.68 and 12,134.81 is: 18,205.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,508.38 : 53,271.68 = 12,134.81 : x
  2. Step 2: Convert to fraction form
    35,508.38/53,271.68 = 12,134.81/x
  3. Step 3: Cross multiply
    35,508.38x = 53,271.68 × 12,134.81
  4. Step 4: Simplify right side
    35,508.38x = 646,441,787.69
  5. Step 5: Solve for x
    x = 646,441,787.69/35,508.38
  6. Step 6: Final answer
    x = 18,205.33

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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.