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Finding the Fourth Proportional to 35,858.68, 53,790.84 and 10,900.88

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Solution

The fourth proportional to 35,858.68, 53,790.84 and 10,900.88 is: 16,352.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,858.68 : 53,790.84 = 10,900.88 : x
  2. Step 2: Convert to fraction form
    35,858.68/53,790.84 = 10,900.88/x
  3. Step 3: Cross multiply
    35,858.68x = 53,790.84 × 10,900.88
  4. Step 4: Simplify right side
    35,858.68x = 586,367,491.94
  5. Step 5: Solve for x
    x = 586,367,491.94/35,858.68
  6. Step 6: Final answer
    x = 16,352.18

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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.