Home / 14,477.80-21,763.10-13,450.60

Finding the Fourth Proportional to 14,477.80, 21,763.10 and 13,450.60

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Solution

The fourth proportional to 14,477.80, 21,763.10 and 13,450.60 is: 20,219.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,477.80 : 21,763.10 = 13,450.60 : x
  2. Step 2: Convert to fraction form
    14,477.80/21,763.10 = 13,450.60/x
  3. Step 3: Cross multiply
    14,477.80x = 21,763.10 × 13,450.60
  4. Step 4: Simplify right side
    14,477.80x = 292,726,752.86
  5. Step 5: Solve for x
    x = 292,726,752.86/14,477.80
  6. Step 6: Final answer
    x = 20,219.01

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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.