Home / 18,028.98-24,885.24-10,478.70

Finding the Fourth Proportional to 18,028.98, 24,885.24 and 10,478.70

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Solution

The fourth proportional to 18,028.98, 24,885.24 and 10,478.70 is: 14,463.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028.98 : 24,885.24 = 10,478.70 : x
  2. Step 2: Convert to fraction form
    18,028.98/24,885.24 = 10,478.70/x
  3. Step 3: Cross multiply
    18,028.98x = 24,885.24 × 10,478.70
  4. Step 4: Simplify right side
    18,028.98x = 260,764,964.39
  5. Step 5: Solve for x
    x = 260,764,964.39/18,028.98
  6. Step 6: Final answer
    x = 14,463.66

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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.