Home / 19,556.30-26,987.26-10,603.57

Finding the Fourth Proportional to 19,556.30, 26,987.26 and 10,603.57

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Solution

The fourth proportional to 19,556.30, 26,987.26 and 10,603.57 is: 14,632.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556.30 : 26,987.26 = 10,603.57 : x
  2. Step 2: Convert to fraction form
    19,556.30/26,987.26 = 10,603.57/x
  3. Step 3: Cross multiply
    19,556.30x = 26,987.26 × 10,603.57
  4. Step 4: Simplify right side
    19,556.30x = 286,161,247.50
  5. Step 5: Solve for x
    x = 286,161,247.50/19,556.30
  6. Step 6: Final answer
    x = 14,632.69

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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.