Home / 21,556.64-32,334.60-10,461.44

Finding the Fourth Proportional to 21,556.64, 32,334.60 and 10,461.44

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Solution

The fourth proportional to 21,556.64, 32,334.60 and 10,461.44 is: 15,691.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,556.64 : 32,334.60 = 10,461.44 : x
  2. Step 2: Convert to fraction form
    21,556.64/32,334.60 = 10,461.44/x
  3. Step 3: Cross multiply
    21,556.64x = 32,334.60 × 10,461.44
  4. Step 4: Simplify right side
    21,556.64x = 338,266,477.82
  5. Step 5: Solve for x
    x = 338,266,477.82/21,556.64
  6. Step 6: Final answer
    x = 15,691.99

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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.