Home / 31,126.16-46,680.76-10,346.96

Finding the Fourth Proportional to 31,126.16, 46,680.76 and 10,346.96

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Solution

The fourth proportional to 31,126.16, 46,680.76 and 10,346.96 is: 15,517.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,126.16 : 46,680.76 = 10,346.96 : x
  2. Step 2: Convert to fraction form
    31,126.16/46,680.76 = 10,346.96/x
  3. Step 3: Cross multiply
    31,126.16x = 46,680.76 × 10,346.96
  4. Step 4: Simplify right side
    31,126.16x = 483,003,956.49
  5. Step 5: Solve for x
    x = 483,003,956.49/31,126.16
  6. Step 6: Final answer
    x = 15,517.62

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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.