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Finding the Fourth Proportional to 46,775, 64,550.92 and 25,555.63

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Solution

The fourth proportional to 46,775, 64,550.92 and 25,555.63 is: 35,267.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,775 : 64,550.92 = 25,555.63 : x
  2. Step 2: Convert to fraction form
    46,775/64,550.92 = 25,555.63/x
  3. Step 3: Cross multiply
    46,775x = 64,550.92 × 25,555.63
  4. Step 4: Simplify right side
    46,775x = 1,649,639,427.68
  5. Step 5: Solve for x
    x = 1,649,639,427.68/46,775
  6. Step 6: Final answer
    x = 35,267.55

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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.