Home / 19,370.90-26,740.71-14,893.09

Finding the Fourth Proportional to 19,370.90, 26,740.71 and 14,893.09

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Solution

The fourth proportional to 19,370.90, 26,740.71 and 14,893.09 is: 20,559.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,370.90 : 26,740.71 = 14,893.09 : x
  2. Step 2: Convert to fraction form
    19,370.90/26,740.71 = 14,893.09/x
  3. Step 3: Cross multiply
    19,370.90x = 26,740.71 × 14,893.09
  4. Step 4: Simplify right side
    19,370.90x = 398,251,733.84
  5. Step 5: Solve for x
    x = 398,251,733.84/19,370.90
  6. Step 6: Final answer
    x = 20,559.28

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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.