Home / 10,019.92-15,030.74-2,624.38

Finding the Fourth Proportional to 10,019.92, 15,030.74 and 2,624.38

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Solution

The fourth proportional to 10,019.92, 15,030.74 and 2,624.38 is: 3,936.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,019.92 : 15,030.74 = 2,624.38 : x
  2. Step 2: Convert to fraction form
    10,019.92/15,030.74 = 2,624.38/x
  3. Step 3: Cross multiply
    10,019.92x = 15,030.74 × 2,624.38
  4. Step 4: Simplify right side
    10,019.92x = 39,446,285.17
  5. Step 5: Solve for x
    x = 39,446,285.17/10,019.92
  6. Step 6: Final answer
    x = 3,936.79

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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.