Home / 12,818.02-19,224.60-4,052.20

Finding the Fourth Proportional to 12,818.02, 19,224.60 and 4,052.20

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Solution

The fourth proportional to 12,818.02, 19,224.60 and 4,052.20 is: 6,077.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,818.02 : 19,224.60 = 4,052.20 : x
  2. Step 2: Convert to fraction form
    12,818.02/19,224.60 = 4,052.20/x
  3. Step 3: Cross multiply
    12,818.02x = 19,224.60 × 4,052.20
  4. Step 4: Simplify right side
    12,818.02x = 77,901,924.12
  5. Step 5: Solve for x
    x = 77,901,924.12/12,818.02
  6. Step 6: Final answer
    x = 6,077.53

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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.