Home / 14,025.94-21,066.93-8,770.30

Finding the Fourth Proportional to 14,025.94, 21,066.93 and 8,770.30

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Solution

The fourth proportional to 14,025.94, 21,066.93 and 8,770.30 is: 13,172.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.94 : 21,066.93 = 8,770.30 : x
  2. Step 2: Convert to fraction form
    14,025.94/21,066.93 = 8,770.30/x
  3. Step 3: Cross multiply
    14,025.94x = 21,066.93 × 8,770.30
  4. Step 4: Simplify right side
    14,025.94x = 184,763,243.51
  5. Step 5: Solve for x
    x = 184,763,243.51/14,025.94
  6. Step 6: Final answer
    x = 13,172.97

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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.