Home / 23,970.56-33,081.12-13,901.60

Finding the Fourth Proportional to 23,970.56, 33,081.12 and 13,901.60

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Solution

The fourth proportional to 23,970.56, 33,081.12 and 13,901.60 is: 19,185.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,970.56 : 33,081.12 = 13,901.60 : x
  2. Step 2: Convert to fraction form
    23,970.56/33,081.12 = 13,901.60/x
  3. Step 3: Cross multiply
    23,970.56x = 33,081.12 × 13,901.60
  4. Step 4: Simplify right side
    23,970.56x = 459,880,497.79
  5. Step 5: Solve for x
    x = 459,880,497.79/23,970.56
  6. Step 6: Final answer
    x = 19,185.22

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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.