Home / 30,096.72-45,150.58-10,104.20

Finding the Fourth Proportional to 30,096.72, 45,150.58 and 10,104.20

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Solution

The fourth proportional to 30,096.72, 45,150.58 and 10,104.20 is: 15,158.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,096.72 : 45,150.58 = 10,104.20 : x
  2. Step 2: Convert to fraction form
    30,096.72/45,150.58 = 10,104.20/x
  3. Step 3: Cross multiply
    30,096.72x = 45,150.58 × 10,104.20
  4. Step 4: Simplify right side
    30,096.72x = 456,210,490.44
  5. Step 5: Solve for x
    x = 456,210,490.44/30,096.72
  6. Step 6: Final answer
    x = 15,158.15

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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.