Home / 30,416.42-45,624.74-9,356.32

Finding the Fourth Proportional to 30,416.42, 45,624.74 and 9,356.32

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Solution

The fourth proportional to 30,416.42, 45,624.74 and 9,356.32 is: 14,034.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,416.42 : 45,624.74 = 9,356.32 : x
  2. Step 2: Convert to fraction form
    30,416.42/45,624.74 = 9,356.32/x
  3. Step 3: Cross multiply
    30,416.42x = 45,624.74 × 9,356.32
  4. Step 4: Simplify right side
    30,416.42x = 426,879,620.58
  5. Step 5: Solve for x
    x = 426,879,620.58/30,416.42
  6. Step 6: Final answer
    x = 14,034.51

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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.