Home / 12,023.02-18,029.67-4,999.11

Finding the Fourth Proportional to 12,023.02, 18,029.67 and 4,999.11

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Solution

The fourth proportional to 12,023.02, 18,029.67 and 4,999.11 is: 7,496.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,023.02 : 18,029.67 = 4,999.11 : x
  2. Step 2: Convert to fraction form
    12,023.02/18,029.67 = 4,999.11/x
  3. Step 3: Cross multiply
    12,023.02x = 18,029.67 × 4,999.11
  4. Step 4: Simplify right side
    12,023.02x = 90,132,303.59
  5. Step 5: Solve for x
    x = 90,132,303.59/12,023.02
  6. Step 6: Final answer
    x = 7,496.64

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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.