Home / 19,260.75-26,582.67-11,307.36

Finding the Fourth Proportional to 19,260.75, 26,582.67 and 11,307.36

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Solution

The fourth proportional to 19,260.75, 26,582.67 and 11,307.36 is: 15,605.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,260.75 : 26,582.67 = 11,307.36 : x
  2. Step 2: Convert to fraction form
    19,260.75/26,582.67 = 11,307.36/x
  3. Step 3: Cross multiply
    19,260.75x = 26,582.67 × 11,307.36
  4. Step 4: Simplify right side
    19,260.75x = 300,579,819.45
  5. Step 5: Solve for x
    x = 300,579,819.45/19,260.75
  6. Step 6: Final answer
    x = 15,605.82

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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.