Home / 21,433.74-32,150.28-5,851.32

Finding the Fourth Proportional to 21,433.74, 32,150.28 and 5,851.32

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Solution

The fourth proportional to 21,433.74, 32,150.28 and 5,851.32 is: 8,776.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,433.74 : 32,150.28 = 5,851.32 : x
  2. Step 2: Convert to fraction form
    21,433.74/32,150.28 = 5,851.32/x
  3. Step 3: Cross multiply
    21,433.74x = 32,150.28 × 5,851.32
  4. Step 4: Simplify right side
    21,433.74x = 188,121,576.37
  5. Step 5: Solve for x
    x = 188,121,576.37/21,433.74
  6. Step 6: Final answer
    x = 8,776.89

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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.