Home / 25,871.88-38,814.96-10,300.44

Finding the Fourth Proportional to 25,871.88, 38,814.96 and 10,300.44

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Solution

The fourth proportional to 25,871.88, 38,814.96 and 10,300.44 is: 15,453.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,871.88 : 38,814.96 = 10,300.44 : x
  2. Step 2: Convert to fraction form
    25,871.88/38,814.96 = 10,300.44/x
  3. Step 3: Cross multiply
    25,871.88x = 38,814.96 × 10,300.44
  4. Step 4: Simplify right side
    25,871.88x = 399,811,166.58
  5. Step 5: Solve for x
    x = 399,811,166.58/25,871.88
  6. Step 6: Final answer
    x = 15,453.50

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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.