Home / 33,730.12-46,545.53-18,622.40

Finding the Fourth Proportional to 33,730.12, 46,545.53 and 18,622.40

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Solution

The fourth proportional to 33,730.12, 46,545.53 and 18,622.40 is: 25,697.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,730.12 : 46,545.53 = 18,622.40 : x
  2. Step 2: Convert to fraction form
    33,730.12/46,545.53 = 18,622.40/x
  3. Step 3: Cross multiply
    33,730.12x = 46,545.53 × 18,622.40
  4. Step 4: Simplify right side
    33,730.12x = 866,789,477.87
  5. Step 5: Solve for x
    x = 866,789,477.87/33,730.12
  6. Step 6: Final answer
    x = 25,697.79

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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.