Home / 14,029.65-19,360.40-7,741.89

Finding the Fourth Proportional to 14,029.65, 19,360.40 and 7,741.89

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Solution

The fourth proportional to 14,029.65, 19,360.40 and 7,741.89 is: 10,683.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,029.65 : 19,360.40 = 7,741.89 : x
  2. Step 2: Convert to fraction form
    14,029.65/19,360.40 = 7,741.89/x
  3. Step 3: Cross multiply
    14,029.65x = 19,360.40 × 7,741.89
  4. Step 4: Simplify right side
    14,029.65x = 149,886,087.16
  5. Step 5: Solve for x
    x = 149,886,087.16/14,029.65
  6. Step 6: Final answer
    x = 10,683.52

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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.