Home / 36,927.47-55,399.31-11,970.02

Finding the Fourth Proportional to 36,927.47, 55,399.31 and 11,970.02

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Solution

The fourth proportional to 36,927.47, 55,399.31 and 11,970.02 is: 17,957.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,927.47 : 55,399.31 = 11,970.02 : x
  2. Step 2: Convert to fraction form
    36,927.47/55,399.31 = 11,970.02/x
  3. Step 3: Cross multiply
    36,927.47x = 55,399.31 × 11,970.02
  4. Step 4: Simplify right side
    36,927.47x = 663,130,848.69
  5. Step 5: Solve for x
    x = 663,130,848.69/36,927.47
  6. Step 6: Final answer
    x = 17,957.66

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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.