Home / 14,069.91-19,415.70-7,695.24

Finding the Fourth Proportional to 14,069.91, 19,415.70 and 7,695.24

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Solution

The fourth proportional to 14,069.91, 19,415.70 and 7,695.24 is: 10,619.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,069.91 : 19,415.70 = 7,695.24 : x
  2. Step 2: Convert to fraction form
    14,069.91/19,415.70 = 7,695.24/x
  3. Step 3: Cross multiply
    14,069.91x = 19,415.70 × 7,695.24
  4. Step 4: Simplify right side
    14,069.91x = 149,408,471.27
  5. Step 5: Solve for x
    x = 149,408,471.27/14,069.91
  6. Step 6: Final answer
    x = 10,619.01

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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.