Home / 14,258.22-21,378.21-5,943.98

Finding the Fourth Proportional to 14,258.22, 21,378.21 and 5,943.98

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Solution

The fourth proportional to 14,258.22, 21,378.21 and 5,943.98 is: 8,912.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258.22 : 21,378.21 = 5,943.98 : x
  2. Step 2: Convert to fraction form
    14,258.22/21,378.21 = 5,943.98/x
  3. Step 3: Cross multiply
    14,258.22x = 21,378.21 × 5,943.98
  4. Step 4: Simplify right side
    14,258.22x = 127,071,545.78
  5. Step 5: Solve for x
    x = 127,071,545.78/14,258.22
  6. Step 6: Final answer
    x = 8,912.16

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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.