Home / 56,379.18-84,464.37-28,266.42

Finding the Fourth Proportional to 56,379.18, 84,464.37 and 28,266.42

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Solution

The fourth proportional to 56,379.18, 84,464.37 and 28,266.42 is: 42,347.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,379.18 : 84,464.37 = 28,266.42 : x
  2. Step 2: Convert to fraction form
    56,379.18/84,464.37 = 28,266.42/x
  3. Step 3: Cross multiply
    56,379.18x = 84,464.37 × 28,266.42
  4. Step 4: Simplify right side
    56,379.18x = 2,387,505,357.46
  5. Step 5: Solve for x
    x = 2,387,505,357.46/56,379.18
  6. Step 6: Final answer
    x = 42,347.29

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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.