Home / 14,669.70-20,244.10-7,955.26

Finding the Fourth Proportional to 14,669.70, 20,244.10 and 7,955.26

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Solution

The fourth proportional to 14,669.70, 20,244.10 and 7,955.26 is: 10,978.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,669.70 : 20,244.10 = 7,955.26 : x
  2. Step 2: Convert to fraction form
    14,669.70/20,244.10 = 7,955.26/x
  3. Step 3: Cross multiply
    14,669.70x = 20,244.10 × 7,955.26
  4. Step 4: Simplify right side
    14,669.70x = 161,047,078.97
  5. Step 5: Solve for x
    x = 161,047,078.97/14,669.70
  6. Step 6: Final answer
    x = 10,978.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.