Home / 31,390.02-46,967.37-18,693.33

Finding the Fourth Proportional to 31,390.02, 46,967.37 and 18,693.33

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Solution

The fourth proportional to 31,390.02, 46,967.37 and 18,693.33 is: 27,969.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,390.02 : 46,967.37 = 18,693.33 : x
  2. Step 2: Convert to fraction form
    31,390.02/46,967.37 = 18,693.33/x
  3. Step 3: Cross multiply
    31,390.02x = 46,967.37 × 18,693.33
  4. Step 4: Simplify right side
    31,390.02x = 877,976,546.64
  5. Step 5: Solve for x
    x = 877,976,546.64/31,390.02
  6. Step 6: Final answer
    x = 27,969.93

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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.