Home / 30,740.10-46,111.29-10,745.68

Finding the Fourth Proportional to 30,740.10, 46,111.29 and 10,745.68

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Solution

The fourth proportional to 30,740.10, 46,111.29 and 10,745.68 is: 16,118.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,740.10 : 46,111.29 = 10,745.68 : x
  2. Step 2: Convert to fraction form
    30,740.10/46,111.29 = 10,745.68/x
  3. Step 3: Cross multiply
    30,740.10x = 46,111.29 × 10,745.68
  4. Step 4: Simplify right side
    30,740.10x = 495,496,882.44
  5. Step 5: Solve for x
    x = 495,496,882.44/30,740.10
  6. Step 6: Final answer
    x = 16,118.91

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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.