Home / 13,268.02-19,889.58-4,496.80

Finding the Fourth Proportional to 13,268.02, 19,889.58 and 4,496.80

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Solution

The fourth proportional to 13,268.02, 19,889.58 and 4,496.80 is: 6,740.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,268.02 : 19,889.58 = 4,496.80 : x
  2. Step 2: Convert to fraction form
    13,268.02/19,889.58 = 4,496.80/x
  3. Step 3: Cross multiply
    13,268.02x = 19,889.58 × 4,496.80
  4. Step 4: Simplify right side
    13,268.02x = 89,439,463.34
  5. Step 5: Solve for x
    x = 89,439,463.34/13,268.02
  6. Step 6: Final answer
    x = 6,740.98

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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.