Home / 14,066.09-19,410.93-7,692.51

Finding the Fourth Proportional to 14,066.09, 19,410.93 and 7,692.51

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Solution

The fourth proportional to 14,066.09, 19,410.93 and 7,692.51 is: 10,615.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,066.09 : 19,410.93 = 7,692.51 : x
  2. Step 2: Convert to fraction form
    14,066.09/19,410.93 = 7,692.51/x
  3. Step 3: Cross multiply
    14,066.09x = 19,410.93 × 7,692.51
  4. Step 4: Simplify right side
    14,066.09x = 149,318,773.13
  5. Step 5: Solve for x
    x = 149,318,773.13/14,066.09
  6. Step 6: Final answer
    x = 10,615.51

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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.