Home / 30,995.31-46,506.11-16,938.92

Finding the Fourth Proportional to 30,995.31, 46,506.11 and 16,938.92

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Solution

The fourth proportional to 30,995.31, 46,506.11 and 16,938.92 is: 25,415.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,995.31 : 46,506.11 = 16,938.92 : x
  2. Step 2: Convert to fraction form
    30,995.31/46,506.11 = 16,938.92/x
  3. Step 3: Cross multiply
    30,995.31x = 46,506.11 × 16,938.92
  4. Step 4: Simplify right side
    30,995.31x = 787,762,959.58
  5. Step 5: Solve for x
    x = 787,762,959.58/30,995.31
  6. Step 6: Final answer
    x = 25,415.55

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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.