Home / 35,919.31-53,882.70-13,751.23

Finding the Fourth Proportional to 35,919.31, 53,882.70 and 13,751.23

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Solution

The fourth proportional to 35,919.31, 53,882.70 and 13,751.23 is: 20,628.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,919.31 : 53,882.70 = 13,751.23 : x
  2. Step 2: Convert to fraction form
    35,919.31/53,882.70 = 13,751.23/x
  3. Step 3: Cross multiply
    35,919.31x = 53,882.70 × 13,751.23
  4. Step 4: Simplify right side
    35,919.31x = 740,953,400.72
  5. Step 5: Solve for x
    x = 740,953,400.72/35,919.31
  6. Step 6: Final answer
    x = 20,628.27

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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.