Home / 38,972.48-58,416.80-16,796.28

Finding the Fourth Proportional to 38,972.48, 58,416.80 and 16,796.28

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Solution

The fourth proportional to 38,972.48, 58,416.80 and 16,796.28 is: 25,176.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,972.48 : 58,416.80 = 16,796.28 : x
  2. Step 2: Convert to fraction form
    38,972.48/58,416.80 = 16,796.28/x
  3. Step 3: Cross multiply
    38,972.48x = 58,416.80 × 16,796.28
  4. Step 4: Simplify right side
    38,972.48x = 981,184,929.50
  5. Step 5: Solve for x
    x = 981,184,929.50/38,972.48
  6. Step 6: Final answer
    x = 25,176.35

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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.