Home / 54,439.86-75,125.06-30,567.54

Finding the Fourth Proportional to 54,439.86, 75,125.06 and 30,567.54

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Solution

The fourth proportional to 54,439.86, 75,125.06 and 30,567.54 is: 42,182.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,439.86 : 75,125.06 = 30,567.54 : x
  2. Step 2: Convert to fraction form
    54,439.86/75,125.06 = 30,567.54/x
  3. Step 3: Cross multiply
    54,439.86x = 75,125.06 × 30,567.54
  4. Step 4: Simplify right side
    54,439.86x = 2,296,388,276.55
  5. Step 5: Solve for x
    x = 2,296,388,276.55/54,439.86
  6. Step 6: Final answer
    x = 42,182.11

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1.5x scale

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.