Home / 53,346.80-80,011.02-20,063.36

Finding the Fourth Proportional to 53,346.80, 80,011.02 and 20,063.36

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Solution

The fourth proportional to 53,346.80, 80,011.02 and 20,063.36 is: 30,091.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,346.80 : 80,011.02 = 20,063.36 : x
  2. Step 2: Convert to fraction form
    53,346.80/80,011.02 = 20,063.36/x
  3. Step 3: Cross multiply
    53,346.80x = 80,011.02 × 20,063.36
  4. Step 4: Simplify right side
    53,346.80x = 1,605,289,898.23
  5. Step 5: Solve for x
    x = 1,605,289,898.23/53,346.80
  6. Step 6: Final answer
    x = 30,091.59

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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.