Home / 38,848.80-58,273.20-16,658.40

Finding the Fourth Proportional to 38,848.80, 58,273.20 and 16,658.40

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Solution

The fourth proportional to 38,848.80, 58,273.20 and 16,658.40 is: 24,987.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,848.80 : 58,273.20 = 16,658.40 : x
  2. Step 2: Convert to fraction form
    38,848.80/58,273.20 = 16,658.40/x
  3. Step 3: Cross multiply
    38,848.80x = 58,273.20 × 16,658.40
  4. Step 4: Simplify right side
    38,848.80x = 970,738,274.88
  5. Step 5: Solve for x
    x = 970,738,274.88/38,848.80
  6. Step 6: Final answer
    x = 24,987.60

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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.