Home / 30,955.16-46,451.18-11,235.25

Finding the Fourth Proportional to 30,955.16, 46,451.18 and 11,235.25

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Solution

The fourth proportional to 30,955.16, 46,451.18 and 11,235.25 is: 16,859.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,955.16 : 46,451.18 = 11,235.25 : x
  2. Step 2: Convert to fraction form
    30,955.16/46,451.18 = 11,235.25/x
  3. Step 3: Cross multiply
    30,955.16x = 46,451.18 × 11,235.25
  4. Step 4: Simplify right side
    30,955.16x = 521,890,620.10
  5. Step 5: Solve for x
    x = 521,890,620.10/30,955.16
  6. Step 6: Final answer
    x = 16,859.57

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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.