Home / 46,659.89-69,969.23-13,372.40

Finding the Fourth Proportional to 46,659.89, 69,969.23 and 13,372.40

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Solution

The fourth proportional to 46,659.89, 69,969.23 and 13,372.40 is: 20,052.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,659.89 : 69,969.23 = 13,372.40 : x
  2. Step 2: Convert to fraction form
    46,659.89/69,969.23 = 13,372.40/x
  3. Step 3: Cross multiply
    46,659.89x = 69,969.23 × 13,372.40
  4. Step 4: Simplify right side
    46,659.89x = 935,656,114.54
  5. Step 5: Solve for x
    x = 935,656,114.54/46,659.89
  6. Step 6: Final answer
    x = 20,052.69

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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.