Home / 19,415.03-26,774.98-14,391.77

Finding the Fourth Proportional to 19,415.03, 26,774.98 and 14,391.77

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Solution

The fourth proportional to 19,415.03, 26,774.98 and 14,391.77 is: 19,847.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,415.03 : 26,774.98 = 14,391.77 : x
  2. Step 2: Convert to fraction form
    19,415.03/26,774.98 = 14,391.77/x
  3. Step 3: Cross multiply
    19,415.03x = 26,774.98 × 14,391.77
  4. Step 4: Simplify right side
    19,415.03x = 385,339,184.06
  5. Step 5: Solve for x
    x = 385,339,184.06/19,415.03
  6. Step 6: Final answer
    x = 19,847.47

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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.