Home / 13,801.71-20,705.61-5,036.60

Finding the Fourth Proportional to 13,801.71, 20,705.61 and 5,036.60

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Solution

The fourth proportional to 13,801.71, 20,705.61 and 5,036.60 is: 7,556.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,801.71 : 20,705.61 = 5,036.60 : x
  2. Step 2: Convert to fraction form
    13,801.71/20,705.61 = 5,036.60/x
  3. Step 3: Cross multiply
    13,801.71x = 20,705.61 × 5,036.60
  4. Step 4: Simplify right side
    13,801.71x = 104,285,771.80
  5. Step 5: Solve for x
    x = 104,285,771.80/13,801.71
  6. Step 6: Final answer
    x = 7,556.00

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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.