Home / 35,739.24-49,315.95-19,819.77

Finding the Fourth Proportional to 35,739.24, 49,315.95 and 19,819.77

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Solution

The fourth proportional to 35,739.24, 49,315.95 and 19,819.77 is: 27,348.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,739.24 : 49,315.95 = 19,819.77 : x
  2. Step 2: Convert to fraction form
    35,739.24/49,315.95 = 19,819.77/x
  3. Step 3: Cross multiply
    35,739.24x = 49,315.95 × 19,819.77
  4. Step 4: Simplify right side
    35,739.24x = 977,430,786.33
  5. Step 5: Solve for x
    x = 977,430,786.33/35,739.24
  6. Step 6: Final answer
    x = 27,348.95

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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.