Home / 47,583.48-65,648.28-28,449.93

Finding the Fourth Proportional to 47,583.48, 65,648.28 and 28,449.93

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Solution

The fourth proportional to 47,583.48, 65,648.28 and 28,449.93 is: 39,250.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,583.48 : 65,648.28 = 28,449.93 : x
  2. Step 2: Convert to fraction form
    47,583.48/65,648.28 = 28,449.93/x
  3. Step 3: Cross multiply
    47,583.48x = 65,648.28 × 28,449.93
  4. Step 4: Simplify right side
    47,583.48x = 1,867,688,970.62
  5. Step 5: Solve for x
    x = 1,867,688,970.62/47,583.48
  6. Step 6: Final answer
    x = 39,250.79

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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.