Home / 30,050.24-44,980.80-20,635.12

Finding the Fourth Proportional to 30,050.24, 44,980.80 and 20,635.12

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Solution

The fourth proportional to 30,050.24, 44,980.80 and 20,635.12 is: 30,887.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,050.24 : 44,980.80 = 20,635.12 : x
  2. Step 2: Convert to fraction form
    30,050.24/44,980.80 = 20,635.12/x
  3. Step 3: Cross multiply
    30,050.24x = 44,980.80 × 20,635.12
  4. Step 4: Simplify right side
    30,050.24x = 928,184,205.70
  5. Step 5: Solve for x
    x = 928,184,205.70/30,050.24
  6. Step 6: Final answer
    x = 30,887.75

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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.