Home / 19,415.24-29,117.21-7,566.37

Finding the Fourth Proportional to 19,415.24, 29,117.21 and 7,566.37

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Solution

The fourth proportional to 19,415.24, 29,117.21 and 7,566.37 is: 11,347.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,415.24 : 29,117.21 = 7,566.37 : x
  2. Step 2: Convert to fraction form
    19,415.24/29,117.21 = 7,566.37/x
  3. Step 3: Cross multiply
    19,415.24x = 29,117.21 × 7,566.37
  4. Step 4: Simplify right side
    19,415.24x = 220,311,530.35
  5. Step 5: Solve for x
    x = 220,311,530.35/19,415.24
  6. Step 6: Final answer
    x = 11,347.35

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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.