Home / 30,741.60-46,113.54-10,747.18

Finding the Fourth Proportional to 30,741.60, 46,113.54 and 10,747.18

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Solution

The fourth proportional to 30,741.60, 46,113.54 and 10,747.18 is: 16,121.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,741.60 : 46,113.54 = 10,747.18 : x
  2. Step 2: Convert to fraction form
    30,741.60/46,113.54 = 10,747.18/x
  3. Step 3: Cross multiply
    30,741.60x = 46,113.54 × 10,747.18
  4. Step 4: Simplify right side
    30,741.60x = 495,590,514.82
  5. Step 5: Solve for x
    x = 495,590,514.82/30,741.60
  6. Step 6: Final answer
    x = 16,121.17

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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.