Home / 46,447.90-69,672.08-11,387.59

Finding the Fourth Proportional to 46,447.90, 69,672.08 and 11,387.59

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Solution

The fourth proportional to 46,447.90, 69,672.08 and 11,387.59 is: 17,081.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,447.90 : 69,672.08 = 11,387.59 : x
  2. Step 2: Convert to fraction form
    46,447.90/69,672.08 = 11,387.59/x
  3. Step 3: Cross multiply
    46,447.90x = 69,672.08 × 11,387.59
  4. Step 4: Simplify right side
    46,447.90x = 793,396,935.78
  5. Step 5: Solve for x
    x = 793,396,935.78/46,447.90
  6. Step 6: Final answer
    x = 17,081.44

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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.