Home / 14,135.06-19,506.60-7,762.26

Finding the Fourth Proportional to 14,135.06, 19,506.60 and 7,762.26

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Solution

The fourth proportional to 14,135.06, 19,506.60 and 7,762.26 is: 10,712.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,135.06 : 19,506.60 = 7,762.26 : x
  2. Step 2: Convert to fraction form
    14,135.06/19,506.60 = 7,762.26/x
  3. Step 3: Cross multiply
    14,135.06x = 19,506.60 × 7,762.26
  4. Step 4: Simplify right side
    14,135.06x = 151,415,300.92
  5. Step 5: Solve for x
    x = 151,415,300.92/14,135.06
  6. Step 6: Final answer
    x = 10,712.04

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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.