Home / 47,821.12-65,991.12-26,600.32

Finding the Fourth Proportional to 47,821.12, 65,991.12 and 26,600.32

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Solution

The fourth proportional to 47,821.12, 65,991.12 and 26,600.32 is: 36,707.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,821.12 : 65,991.12 = 26,600.32 : x
  2. Step 2: Convert to fraction form
    47,821.12/65,991.12 = 26,600.32/x
  3. Step 3: Cross multiply
    47,821.12x = 65,991.12 × 26,600.32
  4. Step 4: Simplify right side
    47,821.12x = 1,755,384,909.16
  5. Step 5: Solve for x
    x = 1,755,384,909.16/47,821.12
  6. Step 6: Final answer
    x = 36,707.31

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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.