Home / 30,380.76-45,570.87-9,604.26

Finding the Fourth Proportional to 30,380.76, 45,570.87 and 9,604.26

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Solution

The fourth proportional to 30,380.76, 45,570.87 and 9,604.26 is: 14,406.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,380.76 : 45,570.87 = 9,604.26 : x
  2. Step 2: Convert to fraction form
    30,380.76/45,570.87 = 9,604.26/x
  3. Step 3: Cross multiply
    30,380.76x = 45,570.87 × 9,604.26
  4. Step 4: Simplify right side
    30,380.76x = 437,674,483.91
  5. Step 5: Solve for x
    x = 437,674,483.91/30,380.76
  6. Step 6: Final answer
    x = 14,406.30

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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.