Home / 47,824.20-65,997-26,603.28

Finding the Fourth Proportional to 47,824.20, 65,997 and 26,603.28

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Solution

The fourth proportional to 47,824.20, 65,997 and 26,603.28 is: 36,712.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,824.20 : 65,997 = 26,603.28 : x
  2. Step 2: Convert to fraction form
    47,824.20/65,997 = 26,603.28/x
  3. Step 3: Cross multiply
    47,824.20x = 65,997 × 26,603.28
  4. Step 4: Simplify right side
    47,824.20x = 1,755,736,670.16
  5. Step 5: Solve for x
    x = 1,755,736,670.16/47,824.20
  6. Step 6: Final answer
    x = 36,712.31

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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.