Home / 46,449.16-69,675.05-11,388.78

Finding the Fourth Proportional to 46,449.16, 69,675.05 and 11,388.78

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Solution

The fourth proportional to 46,449.16, 69,675.05 and 11,388.78 is: 17,083.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,449.16 : 69,675.05 = 11,388.78 : x
  2. Step 2: Convert to fraction form
    46,449.16/69,675.05 = 11,388.78/x
  3. Step 3: Cross multiply
    46,449.16x = 69,675.05 × 11,388.78
  4. Step 4: Simplify right side
    46,449.16x = 793,513,844.41
  5. Step 5: Solve for x
    x = 793,513,844.41/46,449.16
  6. Step 6: Final answer
    x = 17,083.49

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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.