Home / 39,276.76-54,201.86-22,284.34

Finding the Fourth Proportional to 39,276.76, 54,201.86 and 22,284.34

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Solution

The fourth proportional to 39,276.76, 54,201.86 and 22,284.34 is: 30,752.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,276.76 : 54,201.86 = 22,284.34 : x
  2. Step 2: Convert to fraction form
    39,276.76/54,201.86 = 22,284.34/x
  3. Step 3: Cross multiply
    39,276.76x = 54,201.86 × 22,284.34
  4. Step 4: Simplify right side
    39,276.76x = 1,207,852,676.87
  5. Step 5: Solve for x
    x = 1,207,852,676.87/39,276.76
  6. Step 6: Final answer
    x = 30,752.35

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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.