Home / 19,432.08-29,152.44-5,580

Finding the Fourth Proportional to 19,432.08, 29,152.44 and 5,580

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Solution

The fourth proportional to 19,432.08, 29,152.44 and 5,580 is: 8,371.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,432.08 : 29,152.44 = 5,580 : x
  2. Step 2: Convert to fraction form
    19,432.08/29,152.44 = 5,580/x
  3. Step 3: Cross multiply
    19,432.08x = 29,152.44 × 5,580
  4. Step 4: Simplify right side
    19,432.08x = 162,670,615.20
  5. Step 5: Solve for x
    x = 162,670,615.20/19,432.08
  6. Step 6: Final answer
    x = 8,371.24

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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.