Home / 14,069.04-19,415.05-7,695.49

Finding the Fourth Proportional to 14,069.04, 19,415.05 and 7,695.49

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Solution

The fourth proportional to 14,069.04, 19,415.05 and 7,695.49 is: 10,619.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,069.04 : 19,415.05 = 7,695.49 : x
  2. Step 2: Convert to fraction form
    14,069.04/19,415.05 = 7,695.49/x
  3. Step 3: Cross multiply
    14,069.04x = 19,415.05 × 7,695.49
  4. Step 4: Simplify right side
    14,069.04x = 149,408,323.12
  5. Step 5: Solve for x
    x = 149,408,323.12/14,069.04
  6. Step 6: Final answer
    x = 10,619.65

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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.