Home / 30,333.42-45,498.74-11,622.26

Finding the Fourth Proportional to 30,333.42, 45,498.74 and 11,622.26

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Solution

The fourth proportional to 30,333.42, 45,498.74 and 11,622.26 is: 17,432.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,333.42 : 45,498.74 = 11,622.26 : x
  2. Step 2: Convert to fraction form
    30,333.42/45,498.74 = 11,622.26/x
  3. Step 3: Cross multiply
    30,333.42x = 45,498.74 × 11,622.26
  4. Step 4: Simplify right side
    30,333.42x = 528,798,241.59
  5. Step 5: Solve for x
    x = 528,798,241.59/30,333.42
  6. Step 6: Final answer
    x = 17,432.86

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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.