Home / 47,420.48-65,442.15-27,277.34

Finding the Fourth Proportional to 47,420.48, 65,442.15 and 27,277.34

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Solution

The fourth proportional to 47,420.48, 65,442.15 and 27,277.34 is: 37,643.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,420.48 : 65,442.15 = 27,277.34 : x
  2. Step 2: Convert to fraction form
    47,420.48/65,442.15 = 27,277.34/x
  3. Step 3: Cross multiply
    47,420.48x = 65,442.15 × 27,277.34
  4. Step 4: Simplify right side
    47,420.48x = 1,785,087,775.88
  5. Step 5: Solve for x
    x = 1,785,087,775.88/47,420.48
  6. Step 6: Final answer
    x = 37,643.81

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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.