Home / 19,266.75-26,590.28-10,883.79

Finding the Fourth Proportional to 19,266.75, 26,590.28 and 10,883.79

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Solution

The fourth proportional to 19,266.75, 26,590.28 and 10,883.79 is: 15,020.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,266.75 : 26,590.28 = 10,883.79 : x
  2. Step 2: Convert to fraction form
    19,266.75/26,590.28 = 10,883.79/x
  3. Step 3: Cross multiply
    19,266.75x = 26,590.28 × 10,883.79
  4. Step 4: Simplify right side
    19,266.75x = 289,402,969.14
  5. Step 5: Solve for x
    x = 289,402,969.14/19,266.75
  6. Step 6: Final answer
    x = 15,020.85

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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.