Home / 23,154.37-31,952.59-12,945.36

Finding the Fourth Proportional to 23,154.37, 31,952.59 and 12,945.36

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Solution

The fourth proportional to 23,154.37, 31,952.59 and 12,945.36 is: 17,864.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154.37 : 31,952.59 = 12,945.36 : x
  2. Step 2: Convert to fraction form
    23,154.37/31,952.59 = 12,945.36/x
  3. Step 3: Cross multiply
    23,154.37x = 31,952.59 × 12,945.36
  4. Step 4: Simplify right side
    23,154.37x = 413,637,780.48
  5. Step 5: Solve for x
    x = 413,637,780.48/23,154.37
  6. Step 6: Final answer
    x = 17,864.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.