Home / 13,254.08-19,884.24-4,020

Finding the Fourth Proportional to 13,254.08, 19,884.24 and 4,020

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Solution

The fourth proportional to 13,254.08, 19,884.24 and 4,020 is: 6,030.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254.08 : 19,884.24 = 4,020 : x
  2. Step 2: Convert to fraction form
    13,254.08/19,884.24 = 4,020/x
  3. Step 3: Cross multiply
    13,254.08x = 19,884.24 × 4,020
  4. Step 4: Simplify right side
    13,254.08x = 79,934,644.80
  5. Step 5: Solve for x
    x = 79,934,644.80/13,254.08
  6. Step 6: Final answer
    x = 6,030.95

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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.