Home / 38,028.64-57,048.60-13,075.12

Finding the Fourth Proportional to 38,028.64, 57,048.60 and 13,075.12

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Solution

The fourth proportional to 38,028.64, 57,048.60 and 13,075.12 is: 19,614.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,028.64 : 57,048.60 = 13,075.12 : x
  2. Step 2: Convert to fraction form
    38,028.64/57,048.60 = 13,075.12/x
  3. Step 3: Cross multiply
    38,028.64x = 57,048.60 × 13,075.12
  4. Step 4: Simplify right side
    38,028.64x = 745,917,290.83
  5. Step 5: Solve for x
    x = 745,917,290.83/38,028.64
  6. Step 6: Final answer
    x = 19,614.62

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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.