Home / 30,355.66-45,464.10-26,808.04

Finding the Fourth Proportional to 30,355.66, 45,464.10 and 26,808.04

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Solution

The fourth proportional to 30,355.66, 45,464.10 and 26,808.04 is: 40,150.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,355.66 : 45,464.10 = 26,808.04 : x
  2. Step 2: Convert to fraction form
    30,355.66/45,464.10 = 26,808.04/x
  3. Step 3: Cross multiply
    30,355.66x = 45,464.10 × 26,808.04
  4. Step 4: Simplify right side
    30,355.66x = 1,218,803,411.36
  5. Step 5: Solve for x
    x = 1,218,803,411.36/30,355.66
  6. Step 6: Final answer
    x = 40,150.78

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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.