Home / 14,516.06-20,030.92-9,806.72

Finding the Fourth Proportional to 14,516.06, 20,030.92 and 9,806.72

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Solution

The fourth proportional to 14,516.06, 20,030.92 and 9,806.72 is: 13,532.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,516.06 : 20,030.92 = 9,806.72 : x
  2. Step 2: Convert to fraction form
    14,516.06/20,030.92 = 9,806.72/x
  3. Step 3: Cross multiply
    14,516.06x = 20,030.92 × 9,806.72
  4. Step 4: Simplify right side
    14,516.06x = 196,437,499.11
  5. Step 5: Solve for x
    x = 196,437,499.11/14,516.06
  6. Step 6: Final answer
    x = 13,532.43

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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.