Home / 30,355.76-45,463.70-29,305.04

Finding the Fourth Proportional to 30,355.76, 45,463.70 and 29,305.04

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Solution

The fourth proportional to 30,355.76, 45,463.70 and 29,305.04 is: 43,890.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,355.76 : 45,463.70 = 29,305.04 : x
  2. Step 2: Convert to fraction form
    30,355.76/45,463.70 = 29,305.04/x
  3. Step 3: Cross multiply
    30,355.76x = 45,463.70 × 29,305.04
  4. Step 4: Simplify right side
    30,355.76x = 1,332,315,547.05
  5. Step 5: Solve for x
    x = 1,332,315,547.05/30,355.76
  6. Step 6: Final answer
    x = 43,890.04

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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.