Home / 23,980.12-33,091.54-13,907.77

Finding the Fourth Proportional to 23,980.12, 33,091.54 and 13,907.77

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Solution

The fourth proportional to 23,980.12, 33,091.54 and 13,907.77 is: 19,192.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,980.12 : 33,091.54 = 13,907.77 : x
  2. Step 2: Convert to fraction form
    23,980.12/33,091.54 = 13,907.77/x
  3. Step 3: Cross multiply
    23,980.12x = 33,091.54 × 13,907.77
  4. Step 4: Simplify right side
    23,980.12x = 460,229,527.27
  5. Step 5: Solve for x
    x = 460,229,527.27/23,980.12
  6. Step 6: Final answer
    x = 19,192.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.