Home / 19,261.16-28,852.32-13,323.32

Finding the Fourth Proportional to 19,261.16, 28,852.32 and 13,323.32

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Solution

The fourth proportional to 19,261.16, 28,852.32 and 13,323.32 is: 19,957.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261.16 : 28,852.32 = 13,323.32 : x
  2. Step 2: Convert to fraction form
    19,261.16/28,852.32 = 13,323.32/x
  3. Step 3: Cross multiply
    19,261.16x = 28,852.32 × 13,323.32
  4. Step 4: Simplify right side
    19,261.16x = 384,408,692.10
  5. Step 5: Solve for x
    x = 384,408,692.10/19,261.16
  6. Step 6: Final answer
    x = 19,957.71

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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.