Home / 24,647.35-34,038.20-15,698.87

Finding the Fourth Proportional to 24,647.35, 34,038.20 and 15,698.87

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Solution

The fourth proportional to 24,647.35, 34,038.20 and 15,698.87 is: 21,680.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,647.35 : 34,038.20 = 15,698.87 : x
  2. Step 2: Convert to fraction form
    24,647.35/34,038.20 = 15,698.87/x
  3. Step 3: Cross multiply
    24,647.35x = 34,038.20 × 15,698.87
  4. Step 4: Simplify right side
    24,647.35x = 534,361,198.34
  5. Step 5: Solve for x
    x = 534,361,198.34/24,647.35
  6. Step 6: Final answer
    x = 21,680.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.