Home / 13,192.84-19,791.08-4,430.26

Finding the Fourth Proportional to 13,192.84, 19,791.08 and 4,430.26

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Solution

The fourth proportional to 13,192.84, 19,791.08 and 4,430.26 is: 6,646.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192.84 : 19,791.08 = 4,430.26 : x
  2. Step 2: Convert to fraction form
    13,192.84/19,791.08 = 4,430.26/x
  3. Step 3: Cross multiply
    13,192.84x = 19,791.08 × 4,430.26
  4. Step 4: Simplify right side
    13,192.84x = 87,679,674.20
  5. Step 5: Solve for x
    x = 87,679,674.20/13,192.84
  6. Step 6: Final answer
    x = 6,646.00

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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.