Home / 30,749.97-46,089.11-14,111.76

Finding the Fourth Proportional to 30,749.97, 46,089.11 and 14,111.76

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Solution

The fourth proportional to 30,749.97, 46,089.11 and 14,111.76 is: 21,151.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,749.97 : 46,089.11 = 14,111.76 : x
  2. Step 2: Convert to fraction form
    30,749.97/46,089.11 = 14,111.76/x
  3. Step 3: Cross multiply
    30,749.97x = 46,089.11 × 14,111.76
  4. Step 4: Simplify right side
    30,749.97x = 650,398,494.21
  5. Step 5: Solve for x
    x = 650,398,494.21/30,749.97
  6. Step 6: Final answer
    x = 21,151.19

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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.