Home / 30,237.03-41,722.56-16,808.40

Finding the Fourth Proportional to 30,237.03, 41,722.56 and 16,808.40

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Solution

The fourth proportional to 30,237.03, 41,722.56 and 16,808.40 is: 23,193.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,237.03 : 41,722.56 = 16,808.40 : x
  2. Step 2: Convert to fraction form
    30,237.03/41,722.56 = 16,808.40/x
  3. Step 3: Cross multiply
    30,237.03x = 41,722.56 × 16,808.40
  4. Step 4: Simplify right side
    30,237.03x = 701,289,477.50
  5. Step 5: Solve for x
    x = 701,289,477.50/30,237.03
  6. Step 6: Final answer
    x = 23,193.07

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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.