Home / 47,980.71-66,208.77-26,761.35

Finding the Fourth Proportional to 47,980.71, 66,208.77 and 26,761.35

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Solution

The fourth proportional to 47,980.71, 66,208.77 and 26,761.35 is: 36,928.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,980.71 : 66,208.77 = 26,761.35 : x
  2. Step 2: Convert to fraction form
    47,980.71/66,208.77 = 26,761.35/x
  3. Step 3: Cross multiply
    47,980.71x = 66,208.77 × 26,761.35
  4. Step 4: Simplify right side
    47,980.71x = 1,771,836,067.04
  5. Step 5: Solve for x
    x = 1,771,836,067.04/47,980.71
  6. Step 6: Final answer
    x = 36,928.09

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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.