Home / 21,433.36-32,151.57-7,393.18

Finding the Fourth Proportional to 21,433.36, 32,151.57 and 7,393.18

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Solution

The fourth proportional to 21,433.36, 32,151.57 and 7,393.18 is: 11,090.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,433.36 : 32,151.57 = 7,393.18 : x
  2. Step 2: Convert to fraction form
    21,433.36/32,151.57 = 7,393.18/x
  3. Step 3: Cross multiply
    21,433.36x = 32,151.57 × 7,393.18
  4. Step 4: Simplify right side
    21,433.36x = 237,702,344.29
  5. Step 5: Solve for x
    x = 237,702,344.29/21,433.36
  6. Step 6: Final answer
    x = 11,090.30

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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.