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Finding the Fourth Proportional to 46,866.38, 64,675.60 and 25,645.64

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Solution

The fourth proportional to 46,866.38, 64,675.60 and 25,645.64 is: 35,390.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,866.38 : 64,675.60 = 25,645.64 : x
  2. Step 2: Convert to fraction form
    46,866.38/64,675.60 = 25,645.64/x
  3. Step 3: Cross multiply
    46,866.38x = 64,675.60 × 25,645.64
  4. Step 4: Simplify right side
    46,866.38x = 1,658,646,766.89
  5. Step 5: Solve for x
    x = 1,658,646,766.89/46,866.38
  6. Step 6: Final answer
    x = 35,390.98

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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.