Home / 53,285.60-73,536.57-30,631.92

Finding the Fourth Proportional to 53,285.60, 73,536.57 and 30,631.92

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Solution

The fourth proportional to 53,285.60, 73,536.57 and 30,631.92 is: 42,273.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,285.60 : 73,536.57 = 30,631.92 : x
  2. Step 2: Convert to fraction form
    53,285.60/73,536.57 = 30,631.92/x
  3. Step 3: Cross multiply
    53,285.60x = 73,536.57 × 30,631.92
  4. Step 4: Simplify right side
    53,285.60x = 2,252,566,329.31
  5. Step 5: Solve for x
    x = 2,252,566,329.31/53,285.60
  6. Step 6: Final answer
    x = 42,273.46

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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.