Home / 30,868.13-46,302.06-10,091.63

Finding the Fourth Proportional to 30,868.13, 46,302.06 and 10,091.63

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Solution

The fourth proportional to 30,868.13, 46,302.06 and 10,091.63 is: 15,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,868.13 : 46,302.06 = 10,091.63 : x
  2. Step 2: Convert to fraction form
    30,868.13/46,302.06 = 10,091.63/x
  3. Step 3: Cross multiply
    30,868.13x = 46,302.06 × 10,091.63
  4. Step 4: Simplify right side
    30,868.13x = 467,263,257.76
  5. Step 5: Solve for x
    x = 467,263,257.76/30,868.13
  6. Step 6: Final answer
    x = 15,137.40

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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.