Home / 19,449.63-29,155.48-10,556.91

Finding the Fourth Proportional to 19,449.63, 29,155.48 and 10,556.91

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Solution

The fourth proportional to 19,449.63, 29,155.48 and 10,556.91 is: 15,825.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,449.63 : 29,155.48 = 10,556.91 : x
  2. Step 2: Convert to fraction form
    19,449.63/29,155.48 = 10,556.91/x
  3. Step 3: Cross multiply
    19,449.63x = 29,155.48 × 10,556.91
  4. Step 4: Simplify right side
    19,449.63x = 307,791,751.97
  5. Step 5: Solve for x
    x = 307,791,751.97/19,449.63
  6. Step 6: Final answer
    x = 15,825.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.