Home / 16,777.90-25,166.80-5,091.13

Finding the Fourth Proportional to 16,777.90, 25,166.80 and 5,091.13

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Solution

The fourth proportional to 16,777.90, 25,166.80 and 5,091.13 is: 7,636.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,777.90 : 25,166.80 = 5,091.13 : x
  2. Step 2: Convert to fraction form
    16,777.90/25,166.80 = 5,091.13/x
  3. Step 3: Cross multiply
    16,777.90x = 25,166.80 × 5,091.13
  4. Step 4: Simplify right side
    16,777.90x = 128,127,450.48
  5. Step 5: Solve for x
    x = 128,127,450.48/16,777.90
  6. Step 6: Final answer
    x = 7,636.68

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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.