Home / 30,938.14-46,401.29-8,746.17

Finding the Fourth Proportional to 30,938.14, 46,401.29 and 8,746.17

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Solution

The fourth proportional to 30,938.14, 46,401.29 and 8,746.17 is: 13,117.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,938.14 : 46,401.29 = 8,746.17 : x
  2. Step 2: Convert to fraction form
    30,938.14/46,401.29 = 8,746.17/x
  3. Step 3: Cross multiply
    30,938.14x = 46,401.29 × 8,746.17
  4. Step 4: Simplify right side
    30,938.14x = 405,833,570.56
  5. Step 5: Solve for x
    x = 405,833,570.56/30,938.14
  6. Step 6: Final answer
    x = 13,117.58

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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.