Home / 30,243.62-45,374.66-15,462.92

Finding the Fourth Proportional to 30,243.62, 45,374.66 and 15,462.92

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Solution

The fourth proportional to 30,243.62, 45,374.66 and 15,462.92 is: 23,199.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,243.62 : 45,374.66 = 15,462.92 : x
  2. Step 2: Convert to fraction form
    30,243.62/45,374.66 = 15,462.92/x
  3. Step 3: Cross multiply
    30,243.62x = 45,374.66 × 15,462.92
  4. Step 4: Simplify right side
    30,243.62x = 701,624,804.62
  5. Step 5: Solve for x
    x = 701,624,804.62/30,243.62
  6. Step 6: Final answer
    x = 23,199.10

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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.