Home / 14,363.73-19,815.44-10,378.53

Finding the Fourth Proportional to 14,363.73, 19,815.44 and 10,378.53

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Solution

The fourth proportional to 14,363.73, 19,815.44 and 10,378.53 is: 14,317.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363.73 : 19,815.44 = 10,378.53 : x
  2. Step 2: Convert to fraction form
    14,363.73/19,815.44 = 10,378.53/x
  3. Step 3: Cross multiply
    14,363.73x = 19,815.44 × 10,378.53
  4. Step 4: Simplify right side
    14,363.73x = 205,655,086.61
  5. Step 5: Solve for x
    x = 205,655,086.61/14,363.73
  6. Step 6: Final answer
    x = 14,317.67

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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.