Home / 13,736.45-18,950.92-8,962.00

Finding the Fourth Proportional to 13,736.45, 18,950.92 and 8,962.00

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Solution

The fourth proportional to 13,736.45, 18,950.92 and 8,962.00 is: 12,364.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,736.45 : 18,950.92 = 8,962.00 : x
  2. Step 2: Convert to fraction form
    13,736.45/18,950.92 = 8,962.00/x
  3. Step 3: Cross multiply
    13,736.45x = 18,950.92 × 8,962.00
  4. Step 4: Simplify right side
    13,736.45x = 169,838,075.26
  5. Step 5: Solve for x
    x = 169,838,075.26/13,736.45
  6. Step 6: Final answer
    x = 12,364.04

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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.