Home / 47,154.88-65,087.54-28,048.11

Finding the Fourth Proportional to 47,154.88, 65,087.54 and 28,048.11

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Solution

The fourth proportional to 47,154.88, 65,087.54 and 28,048.11 is: 38,714.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,154.88 : 65,087.54 = 28,048.11 : x
  2. Step 2: Convert to fraction form
    47,154.88/65,087.54 = 28,048.11/x
  3. Step 3: Cross multiply
    47,154.88x = 65,087.54 × 28,048.11
  4. Step 4: Simplify right side
    47,154.88x = 1,825,582,481.55
  5. Step 5: Solve for x
    x = 1,825,582,481.55/47,154.88
  6. Step 6: Final answer
    x = 38,714.60

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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.