Home / 30,895.57-46,343.59-20,230.91

Finding the Fourth Proportional to 30,895.57, 46,343.59 and 20,230.91

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Solution

The fourth proportional to 30,895.57, 46,343.59 and 20,230.91 is: 30,346.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,895.57 : 46,343.59 = 20,230.91 : x
  2. Step 2: Convert to fraction form
    30,895.57/46,343.59 = 20,230.91/x
  3. Step 3: Cross multiply
    30,895.57x = 46,343.59 × 20,230.91
  4. Step 4: Simplify right side
    30,895.57x = 937,572,998.37
  5. Step 5: Solve for x
    x = 937,572,998.37/30,895.57
  6. Step 6: Final answer
    x = 30,346.52

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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.