Home / 20,214.36-30,303.06-17,114.34

Finding the Fourth Proportional to 20,214.36, 30,303.06 and 17,114.34

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Solution

The fourth proportional to 20,214.36, 30,303.06 and 17,114.34 is: 25,655.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,214.36 : 30,303.06 = 17,114.34 : x
  2. Step 2: Convert to fraction form
    20,214.36/30,303.06 = 17,114.34/x
  3. Step 3: Cross multiply
    20,214.36x = 30,303.06 × 17,114.34
  4. Step 4: Simplify right side
    20,214.36x = 518,616,871.88
  5. Step 5: Solve for x
    x = 518,616,871.88/20,214.36
  6. Step 6: Final answer
    x = 25,655.86

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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.