Home / 43,578.30-60,066.18-30,815.01

Finding the Fourth Proportional to 43,578.30, 60,066.18 and 30,815.01

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Solution

The fourth proportional to 43,578.30, 60,066.18 and 30,815.01 is: 42,473.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,578.30 : 60,066.18 = 30,815.01 : x
  2. Step 2: Convert to fraction form
    43,578.30/60,066.18 = 30,815.01/x
  3. Step 3: Cross multiply
    43,578.30x = 60,066.18 × 30,815.01
  4. Step 4: Simplify right side
    43,578.30x = 1,850,939,937.36
  5. Step 5: Solve for x
    x = 1,850,939,937.36/43,578.30
  6. Step 6: Final answer
    x = 42,473.89

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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.