Home / 35,698.24-53,534.40-11,998.72

Finding the Fourth Proportional to 35,698.24, 53,534.40 and 11,998.72

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Solution

The fourth proportional to 35,698.24, 53,534.40 and 11,998.72 is: 17,993.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,698.24 : 53,534.40 = 11,998.72 : x
  2. Step 2: Convert to fraction form
    35,698.24/53,534.40 = 11,998.72/x
  3. Step 3: Cross multiply
    35,698.24x = 53,534.40 × 11,998.72
  4. Step 4: Simplify right side
    35,698.24x = 642,344,275.97
  5. Step 5: Solve for x
    x = 642,344,275.97/35,698.24
  6. Step 6: Final answer
    x = 17,993.72

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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.