Home / 12,944.70-19,421.12-4,624.53

Finding the Fourth Proportional to 12,944.70, 19,421.12 and 4,624.53

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Solution

The fourth proportional to 12,944.70, 19,421.12 and 4,624.53 is: 6,938.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944.70 : 19,421.12 = 4,624.53 : x
  2. Step 2: Convert to fraction form
    12,944.70/19,421.12 = 4,624.53/x
  3. Step 3: Cross multiply
    12,944.70x = 19,421.12 × 4,624.53
  4. Step 4: Simplify right side
    12,944.70x = 89,813,528.95
  5. Step 5: Solve for x
    x = 89,813,528.95/12,944.70
  6. Step 6: Final answer
    x = 6,938.25

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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.