Home / 30,856.70-46,275.57-13,087.04

Finding the Fourth Proportional to 30,856.70, 46,275.57 and 13,087.04

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Solution

The fourth proportional to 30,856.70, 46,275.57 and 13,087.04 is: 19,626.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,856.70 : 46,275.57 = 13,087.04 : x
  2. Step 2: Convert to fraction form
    30,856.70/46,275.57 = 13,087.04/x
  3. Step 3: Cross multiply
    30,856.70x = 46,275.57 × 13,087.04
  4. Step 4: Simplify right side
    30,856.70x = 605,610,004.23
  5. Step 5: Solve for x
    x = 605,610,004.23/30,856.70
  6. Step 6: Final answer
    x = 19,626.53

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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.