Home / 53,558.48-73,913.13-30,590.31

Finding the Fourth Proportional to 53,558.48, 73,913.13 and 30,590.31

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Solution

The fourth proportional to 53,558.48, 73,913.13 and 30,590.31 is: 42,216.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,558.48 : 73,913.13 = 30,590.31 : x
  2. Step 2: Convert to fraction form
    53,558.48/73,913.13 = 30,590.31/x
  3. Step 3: Cross multiply
    53,558.48x = 73,913.13 × 30,590.31
  4. Step 4: Simplify right side
    53,558.48x = 2,261,025,836.94
  5. Step 5: Solve for x
    x = 2,261,025,836.94/53,558.48
  6. Step 6: Final answer
    x = 42,216.02

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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.