Home / 30,470.10-45,633.87-26,355.30

Finding the Fourth Proportional to 30,470.10, 45,633.87 and 26,355.30

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Solution

The fourth proportional to 30,470.10, 45,633.87 and 26,355.30 is: 39,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,470.10 : 45,633.87 = 26,355.30 : x
  2. Step 2: Convert to fraction form
    30,470.10/45,633.87 = 26,355.30/x
  3. Step 3: Cross multiply
    30,470.10x = 45,633.87 × 26,355.30
  4. Step 4: Simplify right side
    30,470.10x = 1,202,694,334.01
  5. Step 5: Solve for x
    x = 1,202,694,334.01/30,470.10
  6. Step 6: Final answer
    x = 39,471.30

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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.