Home / 13,526.54-20,290.83-4,038.11

Finding the Fourth Proportional to 13,526.54, 20,290.83 and 4,038.11

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Solution

The fourth proportional to 13,526.54, 20,290.83 and 4,038.11 is: 6,057.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,526.54 : 20,290.83 = 4,038.11 : x
  2. Step 2: Convert to fraction form
    13,526.54/20,290.83 = 4,038.11/x
  3. Step 3: Cross multiply
    13,526.54x = 20,290.83 × 4,038.11
  4. Step 4: Simplify right side
    13,526.54x = 81,936,585.74
  5. Step 5: Solve for x
    x = 81,936,585.74/13,526.54
  6. Step 6: Final answer
    x = 6,057.47

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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.