Home / 30,029.30-45,049.44-10,036.90

Finding the Fourth Proportional to 30,029.30, 45,049.44 and 10,036.90

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Solution

The fourth proportional to 30,029.30, 45,049.44 and 10,036.90 is: 15,057.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,029.30 : 45,049.44 = 10,036.90 : x
  2. Step 2: Convert to fraction form
    30,029.30/45,049.44 = 10,036.90/x
  3. Step 3: Cross multiply
    30,029.30x = 45,049.44 × 10,036.90
  4. Step 4: Simplify right side
    30,029.30x = 452,156,724.34
  5. Step 5: Solve for x
    x = 452,156,724.34/30,029.30
  6. Step 6: Final answer
    x = 15,057.18

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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.