Home / 35,973.20-53,959.80-12,596.60

Finding the Fourth Proportional to 35,973.20, 53,959.80 and 12,596.60

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Solution

The fourth proportional to 35,973.20, 53,959.80 and 12,596.60 is: 18,894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,973.20 : 53,959.80 = 12,596.60 : x
  2. Step 2: Convert to fraction form
    35,973.20/53,959.80 = 12,596.60/x
  3. Step 3: Cross multiply
    35,973.20x = 53,959.80 × 12,596.60
  4. Step 4: Simplify right side
    35,973.20x = 679,710,016.68
  5. Step 5: Solve for x
    x = 679,710,016.68/35,973.20
  6. Step 6: Final answer
    x = 18,894.90

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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.