Home / 30,550.06-45,836.44-9,775.18

Finding the Fourth Proportional to 30,550.06, 45,836.44 and 9,775.18

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Solution

The fourth proportional to 30,550.06, 45,836.44 and 9,775.18 is: 14,666.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,550.06 : 45,836.44 = 9,775.18 : x
  2. Step 2: Convert to fraction form
    30,550.06/45,836.44 = 9,775.18/x
  3. Step 3: Cross multiply
    30,550.06x = 45,836.44 × 9,775.18
  4. Step 4: Simplify right side
    30,550.06x = 448,059,451.56
  5. Step 5: Solve for x
    x = 448,059,451.56/30,550.06
  6. Step 6: Final answer
    x = 14,666.40

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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.