Home / 19,395.10-26,777.91-14,910.58

Finding the Fourth Proportional to 19,395.10, 26,777.91 and 14,910.58

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Solution

The fourth proportional to 19,395.10, 26,777.91 and 14,910.58 is: 20,586.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,395.10 : 26,777.91 = 14,910.58 : x
  2. Step 2: Convert to fraction form
    19,395.10/26,777.91 = 14,910.58/x
  3. Step 3: Cross multiply
    19,395.10x = 26,777.91 × 14,910.58
  4. Step 4: Simplify right side
    19,395.10x = 399,274,169.29
  5. Step 5: Solve for x
    x = 399,274,169.29/19,395.10
  6. Step 6: Final answer
    x = 20,586.34

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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.