Home / 28,158.48-38,651.66-24,900.36

Finding the Fourth Proportional to 28,158.48, 38,651.66 and 24,900.36

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Solution

The fourth proportional to 28,158.48, 38,651.66 and 24,900.36 is: 34,179.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,158.48 : 38,651.66 = 24,900.36 : x
  2. Step 2: Convert to fraction form
    28,158.48/38,651.66 = 24,900.36/x
  3. Step 3: Cross multiply
    28,158.48x = 38,651.66 × 24,900.36
  4. Step 4: Simplify right side
    28,158.48x = 962,440,248.60
  5. Step 5: Solve for x
    x = 962,440,248.60/28,158.48
  6. Step 6: Final answer
    x = 34,179.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.