Home / 14,255.44-21,386.67-4,895.60

Finding the Fourth Proportional to 14,255.44, 21,386.67 and 4,895.60

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Solution

The fourth proportional to 14,255.44, 21,386.67 and 4,895.60 is: 7,344.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,255.44 : 21,386.67 = 4,895.60 : x
  2. Step 2: Convert to fraction form
    14,255.44/21,386.67 = 4,895.60/x
  3. Step 3: Cross multiply
    14,255.44x = 21,386.67 × 4,895.60
  4. Step 4: Simplify right side
    14,255.44x = 104,700,474.72
  5. Step 5: Solve for x
    x = 104,700,474.72/14,255.44
  6. Step 6: Final answer
    x = 7,344.60

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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.