Home / 30,100.06-45,150.90-14,514.04

Finding the Fourth Proportional to 30,100.06, 45,150.90 and 14,514.04

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Solution

The fourth proportional to 30,100.06, 45,150.90 and 14,514.04 is: 21,771.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,100.06 : 45,150.90 = 14,514.04 : x
  2. Step 2: Convert to fraction form
    30,100.06/45,150.90 = 14,514.04/x
  3. Step 3: Cross multiply
    30,100.06x = 45,150.90 × 14,514.04
  4. Step 4: Simplify right side
    30,100.06x = 655,321,968.64
  5. Step 5: Solve for x
    x = 655,321,968.64/30,100.06
  6. Step 6: Final answer
    x = 21,771.45

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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.