Home / 14,903.88-20,559.42-9,236.76

Finding the Fourth Proportional to 14,903.88, 20,559.42 and 9,236.76

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Solution

The fourth proportional to 14,903.88, 20,559.42 and 9,236.76 is: 12,741.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,903.88 : 20,559.42 = 9,236.76 : x
  2. Step 2: Convert to fraction form
    14,903.88/20,559.42 = 9,236.76/x
  3. Step 3: Cross multiply
    14,903.88x = 20,559.42 × 9,236.76
  4. Step 4: Simplify right side
    14,903.88x = 189,902,428.28
  5. Step 5: Solve for x
    x = 189,902,428.28/14,903.88
  6. Step 6: Final answer
    x = 12,741.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.