Home / 31,145.22-46,726.47-17,973.54

Finding the Fourth Proportional to 31,145.22, 46,726.47 and 17,973.54

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Solution

The fourth proportional to 31,145.22, 46,726.47 and 17,973.54 is: 26,965.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,145.22 : 46,726.47 = 17,973.54 : x
  2. Step 2: Convert to fraction form
    31,145.22/46,726.47 = 17,973.54/x
  3. Step 3: Cross multiply
    31,145.22x = 46,726.47 × 17,973.54
  4. Step 4: Simplify right side
    31,145.22x = 839,840,077.60
  5. Step 5: Solve for x
    x = 839,840,077.60/31,145.22
  6. Step 6: Final answer
    x = 26,965.30

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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.