Home / 14,405.63-21,594.29-6,900.54

Finding the Fourth Proportional to 14,405.63, 21,594.29 and 6,900.54

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Solution

The fourth proportional to 14,405.63, 21,594.29 and 6,900.54 is: 10,344.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,405.63 : 21,594.29 = 6,900.54 : x
  2. Step 2: Convert to fraction form
    14,405.63/21,594.29 = 6,900.54/x
  3. Step 3: Cross multiply
    14,405.63x = 21,594.29 × 6,900.54
  4. Step 4: Simplify right side
    14,405.63x = 149,012,227.41
  5. Step 5: Solve for x
    x = 149,012,227.41/14,405.63
  6. Step 6: Final answer
    x = 10,344.03

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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.