Home / 35,185.72-48,556.38-19,271.20

Finding the Fourth Proportional to 35,185.72, 48,556.38 and 19,271.20

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Solution

The fourth proportional to 35,185.72, 48,556.38 and 19,271.20 is: 26,594.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,185.72 : 48,556.38 = 19,271.20 : x
  2. Step 2: Convert to fraction form
    35,185.72/48,556.38 = 19,271.20/x
  3. Step 3: Cross multiply
    35,185.72x = 48,556.38 × 19,271.20
  4. Step 4: Simplify right side
    35,185.72x = 935,739,710.26
  5. Step 5: Solve for x
    x = 935,739,710.26/35,185.72
  6. Step 6: Final answer
    x = 26,594.30

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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.