Home / 19,556.26-26,987.76-10,603.69

Finding the Fourth Proportional to 19,556.26, 26,987.76 and 10,603.69

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Solution

The fourth proportional to 19,556.26, 26,987.76 and 10,603.69 is: 14,633.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556.26 : 26,987.76 = 10,603.69 : x
  2. Step 2: Convert to fraction form
    19,556.26/26,987.76 = 10,603.69/x
  3. Step 3: Cross multiply
    19,556.26x = 26,987.76 × 10,603.69
  4. Step 4: Simplify right side
    19,556.26x = 286,169,840.83
  5. Step 5: Solve for x
    x = 286,169,840.83/19,556.26
  6. Step 6: Final answer
    x = 14,633.16

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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.