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Finding the Fourth Proportional to 46,191, 69,309.60 and 16,615.48

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Solution

The fourth proportional to 46,191, 69,309.60 and 16,615.48 is: 24,931.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,191 : 69,309.60 = 16,615.48 : x
  2. Step 2: Convert to fraction form
    46,191/69,309.60 = 16,615.48/x
  3. Step 3: Cross multiply
    46,191x = 69,309.60 × 16,615.48
  4. Step 4: Simplify right side
    46,191x = 1,151,612,272.61
  5. Step 5: Solve for x
    x = 1,151,612,272.61/46,191
  6. Step 6: Final answer
    x = 24,931.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.