Home / 13,041.36-19,561.96-4,276.21

Finding the Fourth Proportional to 13,041.36, 19,561.96 and 4,276.21

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Solution

The fourth proportional to 13,041.36, 19,561.96 and 4,276.21 is: 6,414.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041.36 : 19,561.96 = 4,276.21 : x
  2. Step 2: Convert to fraction form
    13,041.36/19,561.96 = 4,276.21/x
  3. Step 3: Cross multiply
    13,041.36x = 19,561.96 × 4,276.21
  4. Step 4: Simplify right side
    13,041.36x = 83,651,048.97
  5. Step 5: Solve for x
    x = 83,651,048.97/13,041.36
  6. Step 6: Final answer
    x = 6,414.29

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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.