Home / 28,658.49-39,562.07-19,114.26

Finding the Fourth Proportional to 28,658.49, 39,562.07 and 19,114.26

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Solution

The fourth proportional to 28,658.49, 39,562.07 and 19,114.26 is: 26,386.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,658.49 : 39,562.07 = 19,114.26 : x
  2. Step 2: Convert to fraction form
    28,658.49/39,562.07 = 19,114.26/x
  3. Step 3: Cross multiply
    28,658.49x = 39,562.07 × 19,114.26
  4. Step 4: Simplify right side
    28,658.49x = 756,199,596.55
  5. Step 5: Solve for x
    x = 756,199,596.55/28,658.49
  6. Step 6: Final answer
    x = 26,386.58

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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.