Home / 14,025.56-21,030.44-4,660.56

Finding the Fourth Proportional to 14,025.56, 21,030.44 and 4,660.56

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Solution

The fourth proportional to 14,025.56, 21,030.44 and 4,660.56 is: 6,988.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.56 : 21,030.44 = 4,660.56 : x
  2. Step 2: Convert to fraction form
    14,025.56/21,030.44 = 4,660.56/x
  3. Step 3: Cross multiply
    14,025.56x = 21,030.44 × 4,660.56
  4. Step 4: Simplify right side
    14,025.56x = 98,013,604.14
  5. Step 5: Solve for x
    x = 98,013,604.14/14,025.56
  6. Step 6: Final answer
    x = 6,988.22

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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.