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Finding the Fourth Proportional to 19,480, 29,205.42 and 6,324.52

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Solution

The fourth proportional to 19,480, 29,205.42 and 6,324.52 is: 9,482.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,480 : 29,205.42 = 6,324.52 : x
  2. Step 2: Convert to fraction form
    19,480/29,205.42 = 6,324.52/x
  3. Step 3: Cross multiply
    19,480x = 29,205.42 × 6,324.52
  4. Step 4: Simplify right side
    19,480x = 184,710,262.90
  5. Step 5: Solve for x
    x = 184,710,262.90/19,480
  6. Step 6: Final answer
    x = 9,482.05

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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.