Home / 20,303.64-30,412.26-11,534.04

Finding the Fourth Proportional to 20,303.64, 30,412.26 and 11,534.04

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Solution

The fourth proportional to 20,303.64, 30,412.26 and 11,534.04 is: 17,276.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,303.64 : 30,412.26 = 11,534.04 : x
  2. Step 2: Convert to fraction form
    20,303.64/30,412.26 = 11,534.04/x
  3. Step 3: Cross multiply
    20,303.64x = 30,412.26 × 11,534.04
  4. Step 4: Simplify right side
    20,303.64x = 350,776,223.33
  5. Step 5: Solve for x
    x = 350,776,223.33/20,303.64
  6. Step 6: Final answer
    x = 17,276.52

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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.