Home / 31,326.93-46,985.60-11,600.64

Finding the Fourth Proportional to 31,326.93, 46,985.60 and 11,600.64

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Solution

The fourth proportional to 31,326.93, 46,985.60 and 11,600.64 is: 17,399.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,326.93 : 46,985.60 = 11,600.64 : x
  2. Step 2: Convert to fraction form
    31,326.93/46,985.60 = 11,600.64/x
  3. Step 3: Cross multiply
    31,326.93x = 46,985.60 × 11,600.64
  4. Step 4: Simplify right side
    31,326.93x = 545,063,059.79
  5. Step 5: Solve for x
    x = 545,063,059.79/31,326.93
  6. Step 6: Final answer
    x = 17,399.19

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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.