Home / 30,889.88-46,335.22-10,113.38

Finding the Fourth Proportional to 30,889.88, 46,335.22 and 10,113.38

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Solution

The fourth proportional to 30,889.88, 46,335.22 and 10,113.38 is: 15,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,889.88 : 46,335.22 = 10,113.38 : x
  2. Step 2: Convert to fraction form
    30,889.88/46,335.22 = 10,113.38/x
  3. Step 3: Cross multiply
    30,889.88x = 46,335.22 × 10,113.38
  4. Step 4: Simplify right side
    30,889.88x = 468,605,430.28
  5. Step 5: Solve for x
    x = 468,605,430.28/30,889.88
  6. Step 6: Final answer
    x = 15,170.20

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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.