Home / 12,627.02-18,940.50-4,303.04

Finding the Fourth Proportional to 12,627.02, 18,940.50 and 4,303.04

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Solution

The fourth proportional to 12,627.02, 18,940.50 and 4,303.04 is: 6,454.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,627.02 : 18,940.50 = 4,303.04 : x
  2. Step 2: Convert to fraction form
    12,627.02/18,940.50 = 4,303.04/x
  3. Step 3: Cross multiply
    12,627.02x = 18,940.50 × 4,303.04
  4. Step 4: Simplify right side
    12,627.02x = 81,501,729.12
  5. Step 5: Solve for x
    x = 81,501,729.12/12,627.02
  6. Step 6: Final answer
    x = 6,454.55

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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.