Home / 13,079.19-19,616.02-4,312.02

Finding the Fourth Proportional to 13,079.19, 19,616.02 and 4,312.02

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Solution

The fourth proportional to 13,079.19, 19,616.02 and 4,312.02 is: 6,467.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,079.19 : 19,616.02 = 4,312.02 : x
  2. Step 2: Convert to fraction form
    13,079.19/19,616.02 = 4,312.02/x
  3. Step 3: Cross multiply
    13,079.19x = 19,616.02 × 4,312.02
  4. Step 4: Simplify right side
    13,079.19x = 84,584,659.78
  5. Step 5: Solve for x
    x = 84,584,659.78/13,079.19
  6. Step 6: Final answer
    x = 6,467.12

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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.