Home / 21,536.58-32,301.63-13,799.46

Finding the Fourth Proportional to 21,536.58, 32,301.63 and 13,799.46

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Solution

The fourth proportional to 21,536.58, 32,301.63 and 13,799.46 is: 20,697.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,536.58 : 32,301.63 = 13,799.46 : x
  2. Step 2: Convert to fraction form
    21,536.58/32,301.63 = 13,799.46/x
  3. Step 3: Cross multiply
    21,536.58x = 32,301.63 × 13,799.46
  4. Step 4: Simplify right side
    21,536.58x = 445,745,051.12
  5. Step 5: Solve for x
    x = 445,745,051.12/21,536.58
  6. Step 6: Final answer
    x = 20,697.11

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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.