Home / 47,943.99-66,162.77-26,722.80

Finding the Fourth Proportional to 47,943.99, 66,162.77 and 26,722.80

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Solution

The fourth proportional to 47,943.99, 66,162.77 and 26,722.80 is: 36,877.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,943.99 : 66,162.77 = 26,722.80 : x
  2. Step 2: Convert to fraction form
    47,943.99/66,162.77 = 26,722.80/x
  3. Step 3: Cross multiply
    47,943.99x = 66,162.77 × 26,722.80
  4. Step 4: Simplify right side
    47,943.99x = 1,768,054,336.54
  5. Step 5: Solve for x
    x = 1,768,054,336.54/47,943.99
  6. Step 6: Final answer
    x = 36,877.50

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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.