Home / 30,018.20-45,027.30-24,186.20

Finding the Fourth Proportional to 30,018.20, 45,027.30 and 24,186.20

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Solution

The fourth proportional to 30,018.20, 45,027.30 and 24,186.20 is: 36,279.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,018.20 : 45,027.30 = 24,186.20 : x
  2. Step 2: Convert to fraction form
    30,018.20/45,027.30 = 24,186.20/x
  3. Step 3: Cross multiply
    30,018.20x = 45,027.30 × 24,186.20
  4. Step 4: Simplify right side
    30,018.20x = 1,089,039,283.26
  5. Step 5: Solve for x
    x = 1,089,039,283.26/30,018.20
  6. Step 6: Final answer
    x = 36,279.30

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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.