Home / 52,714.03-72,745.53-28,840.63

Finding the Fourth Proportional to 52,714.03, 72,745.53 and 28,840.63

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Solution

The fourth proportional to 52,714.03, 72,745.53 and 28,840.63 is: 39,800.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,714.03 : 72,745.53 = 28,840.63 : x
  2. Step 2: Convert to fraction form
    52,714.03/72,745.53 = 28,840.63/x
  3. Step 3: Cross multiply
    52,714.03x = 72,745.53 × 28,840.63
  4. Step 4: Simplify right side
    52,714.03x = 2,098,026,551.16
  5. Step 5: Solve for x
    x = 2,098,026,551.16/52,714.03
  6. Step 6: Final answer
    x = 39,800.16

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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.