Home / 19,265.61-26,586.73-11,307.97

Finding the Fourth Proportional to 19,265.61, 26,586.73 and 11,307.97

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Solution

The fourth proportional to 19,265.61, 26,586.73 and 11,307.97 is: 15,605.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,265.61 : 26,586.73 = 11,307.97 : x
  2. Step 2: Convert to fraction form
    19,265.61/26,586.73 = 11,307.97/x
  3. Step 3: Cross multiply
    19,265.61x = 26,586.73 × 11,307.97
  4. Step 4: Simplify right side
    19,265.61x = 300,641,992.61
  5. Step 5: Solve for x
    x = 300,641,992.61/19,265.61
  6. Step 6: Final answer
    x = 15,605.11

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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.