Home / 19,216.48-28,826.21-7,375.93

Finding the Fourth Proportional to 19,216.48, 28,826.21 and 7,375.93

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Solution

The fourth proportional to 19,216.48, 28,826.21 and 7,375.93 is: 11,064.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216.48 : 28,826.21 = 7,375.93 : x
  2. Step 2: Convert to fraction form
    19,216.48/28,826.21 = 7,375.93/x
  3. Step 3: Cross multiply
    19,216.48x = 28,826.21 × 7,375.93
  4. Step 4: Simplify right side
    19,216.48x = 212,619,926.11
  5. Step 5: Solve for x
    x = 212,619,926.11/19,216.48
  6. Step 6: Final answer
    x = 11,064.46

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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.