Home / 46,452.15-69,673.47-12,721.16

Finding the Fourth Proportional to 46,452.15, 69,673.47 and 12,721.16

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Solution

The fourth proportional to 46,452.15, 69,673.47 and 12,721.16 is: 19,080.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,452.15 : 69,673.47 = 12,721.16 : x
  2. Step 2: Convert to fraction form
    46,452.15/69,673.47 = 12,721.16/x
  3. Step 3: Cross multiply
    46,452.15x = 69,673.47 × 12,721.16
  4. Step 4: Simplify right side
    46,452.15x = 886,327,359.63
  5. Step 5: Solve for x
    x = 886,327,359.63/46,452.15
  6. Step 6: Final answer
    x = 19,080.44

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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.