Home / 30,043.24-45,064.36-8,983.33

Finding the Fourth Proportional to 30,043.24, 45,064.36 and 8,983.33

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Solution

The fourth proportional to 30,043.24, 45,064.36 and 8,983.33 is: 13,474.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,043.24 : 45,064.36 = 8,983.33 : x
  2. Step 2: Convert to fraction form
    30,043.24/45,064.36 = 8,983.33/x
  3. Step 3: Cross multiply
    30,043.24x = 45,064.36 × 8,983.33
  4. Step 4: Simplify right side
    30,043.24x = 404,828,017.12
  5. Step 5: Solve for x
    x = 404,828,017.12/30,043.24
  6. Step 6: Final answer
    x = 13,474.85

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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.