Home / 30,923.97-46,386.05-13,152.09

Finding the Fourth Proportional to 30,923.97, 46,386.05 and 13,152.09

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Solution

The fourth proportional to 30,923.97, 46,386.05 and 13,152.09 is: 19,728.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,923.97 : 46,386.05 = 13,152.09 : x
  2. Step 2: Convert to fraction form
    30,923.97/46,386.05 = 13,152.09/x
  3. Step 3: Cross multiply
    30,923.97x = 46,386.05 × 13,152.09
  4. Step 4: Simplify right side
    30,923.97x = 610,073,504.34
  5. Step 5: Solve for x
    x = 610,073,504.34/30,923.97
  6. Step 6: Final answer
    x = 19,728.18

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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.