Home / 35,751.63-49,339.53-20,647.02

Finding the Fourth Proportional to 35,751.63, 49,339.53 and 20,647.02

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Solution

The fourth proportional to 35,751.63, 49,339.53 and 20,647.02 is: 28,494.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,751.63 : 49,339.53 = 20,647.02 : x
  2. Step 2: Convert to fraction form
    35,751.63/49,339.53 = 20,647.02/x
  3. Step 3: Cross multiply
    35,751.63x = 49,339.53 × 20,647.02
  4. Step 4: Simplify right side
    35,751.63x = 1,018,714,262.70
  5. Step 5: Solve for x
    x = 1,018,714,262.70/35,751.63
  6. Step 6: Final answer
    x = 28,494.20

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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.