Home / 19,312.07-26,662.70-14,826.89

Finding the Fourth Proportional to 19,312.07, 26,662.70 and 14,826.89

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Solution

The fourth proportional to 19,312.07, 26,662.70 and 14,826.89 is: 20,470.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,312.07 : 26,662.70 = 14,826.89 : x
  2. Step 2: Convert to fraction form
    19,312.07/26,662.70 = 14,826.89/x
  3. Step 3: Cross multiply
    19,312.07x = 26,662.70 × 14,826.89
  4. Step 4: Simplify right side
    19,312.07x = 395,324,912.53
  5. Step 5: Solve for x
    x = 395,324,912.53/19,312.07
  6. Step 6: Final answer
    x = 20,470.36

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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.