Home / 25,555.40-35,262.57-14,651.99

Finding the Fourth Proportional to 25,555.40, 35,262.57 and 14,651.99

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Solution

The fourth proportional to 25,555.40, 35,262.57 and 14,651.99 is: 20,217.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,555.40 : 35,262.57 = 14,651.99 : x
  2. Step 2: Convert to fraction form
    25,555.40/35,262.57 = 14,651.99/x
  3. Step 3: Cross multiply
    25,555.40x = 35,262.57 × 14,651.99
  4. Step 4: Simplify right side
    25,555.40x = 516,666,833.88
  5. Step 5: Solve for x
    x = 516,666,833.88/25,555.40
  6. Step 6: Final answer
    x = 20,217.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.