Home / 30,912.12-46,332.36-14,237.16

Finding the Fourth Proportional to 30,912.12, 46,332.36 and 14,237.16

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Solution

The fourth proportional to 30,912.12, 46,332.36 and 14,237.16 is: 21,339.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,912.12 : 46,332.36 = 14,237.16 : x
  2. Step 2: Convert to fraction form
    30,912.12/46,332.36 = 14,237.16/x
  3. Step 3: Cross multiply
    30,912.12x = 46,332.36 × 14,237.16
  4. Step 4: Simplify right side
    30,912.12x = 659,641,222.50
  5. Step 5: Solve for x
    x = 659,641,222.50/30,912.12
  6. Step 6: Final answer
    x = 21,339.24

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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.