Home / 23,970.18-33,078.84-13,359.58

Finding the Fourth Proportional to 23,970.18, 33,078.84 and 13,359.58

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Solution

The fourth proportional to 23,970.18, 33,078.84 and 13,359.58 is: 18,436.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,970.18 : 33,078.84 = 13,359.58 : x
  2. Step 2: Convert to fraction form
    23,970.18/33,078.84 = 13,359.58/x
  3. Step 3: Cross multiply
    23,970.18x = 33,078.84 × 13,359.58
  4. Step 4: Simplify right side
    23,970.18x = 441,919,409.29
  5. Step 5: Solve for x
    x = 441,919,409.29/23,970.18
  6. Step 6: Final answer
    x = 18,436.22

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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.