Home / 30,362.38-41,898.77-22,401.70

Finding the Fourth Proportional to 30,362.38, 41,898.77 and 22,401.70

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Solution

The fourth proportional to 30,362.38, 41,898.77 and 22,401.70 is: 30,913.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,362.38 : 41,898.77 = 22,401.70 : x
  2. Step 2: Convert to fraction form
    30,362.38/41,898.77 = 22,401.70/x
  3. Step 3: Cross multiply
    30,362.38x = 41,898.77 × 22,401.70
  4. Step 4: Simplify right side
    30,362.38x = 938,603,543.16
  5. Step 5: Solve for x
    x = 938,603,543.16/30,362.38
  6. Step 6: Final answer
    x = 30,913.37

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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.