Home / 30,194.16-45,282.60-9,412.08

Finding the Fourth Proportional to 30,194.16, 45,282.60 and 9,412.08

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Solution

The fourth proportional to 30,194.16, 45,282.60 and 9,412.08 is: 14,115.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,194.16 : 45,282.60 = 9,412.08 : x
  2. Step 2: Convert to fraction form
    30,194.16/45,282.60 = 9,412.08/x
  3. Step 3: Cross multiply
    30,194.16x = 45,282.60 × 9,412.08
  4. Step 4: Simplify right side
    30,194.16x = 426,203,453.81
  5. Step 5: Solve for x
    x = 426,203,453.81/30,194.16
  6. Step 6: Final answer
    x = 14,115.43

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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.