Home / 35,561.76-53,350.58-13,375.32

Finding the Fourth Proportional to 35,561.76, 53,350.58 and 13,375.32

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Solution

The fourth proportional to 35,561.76, 53,350.58 and 13,375.32 is: 20,065.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,561.76 : 53,350.58 = 13,375.32 : x
  2. Step 2: Convert to fraction form
    35,561.76/53,350.58 = 13,375.32/x
  3. Step 3: Cross multiply
    35,561.76x = 53,350.58 × 13,375.32
  4. Step 4: Simplify right side
    35,561.76x = 713,581,263.03
  5. Step 5: Solve for x
    x = 713,581,263.03/35,561.76
  6. Step 6: Final answer
    x = 20,065.97

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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.