Home / 30,080.04-45,116.46-7,895.14

Finding the Fourth Proportional to 30,080.04, 45,116.46 and 7,895.14

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Solution

The fourth proportional to 30,080.04, 45,116.46 and 7,895.14 is: 11,841.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,080.04 : 45,116.46 = 7,895.14 : x
  2. Step 2: Convert to fraction form
    30,080.04/45,116.46 = 7,895.14/x
  3. Step 3: Cross multiply
    30,080.04x = 45,116.46 × 7,895.14
  4. Step 4: Simplify right side
    30,080.04x = 356,200,768.00
  5. Step 5: Solve for x
    x = 356,200,768.00/30,080.04
  6. Step 6: Final answer
    x = 11,841.77

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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.