Home / 20,261.16-30,398.52-9,014.88

Finding the Fourth Proportional to 20,261.16, 30,398.52 and 9,014.88

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Solution

The fourth proportional to 20,261.16, 30,398.52 and 9,014.88 is: 13,525.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,261.16 : 30,398.52 = 9,014.88 : x
  2. Step 2: Convert to fraction form
    20,261.16/30,398.52 = 9,014.88/x
  3. Step 3: Cross multiply
    20,261.16x = 30,398.52 × 9,014.88
  4. Step 4: Simplify right side
    20,261.16x = 274,039,009.98
  5. Step 5: Solve for x
    x = 274,039,009.98/20,261.16
  6. Step 6: Final answer
    x = 13,525.34

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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.