Home / 36,009.36-54,014.76-19,383.12

Finding the Fourth Proportional to 36,009.36, 54,014.76 and 19,383.12

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Solution

The fourth proportional to 36,009.36, 54,014.76 and 19,383.12 is: 29,075.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,009.36 : 54,014.76 = 19,383.12 : x
  2. Step 2: Convert to fraction form
    36,009.36/54,014.76 = 19,383.12/x
  3. Step 3: Cross multiply
    36,009.36x = 54,014.76 × 19,383.12
  4. Step 4: Simplify right side
    36,009.36x = 1,046,974,574.85
  5. Step 5: Solve for x
    x = 1,046,974,574.85/36,009.36
  6. Step 6: Final answer
    x = 29,075.07

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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.