Home / 19,966.37-29,970.32-14,707.32

Finding the Fourth Proportional to 19,966.37, 29,970.32 and 14,707.32

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Solution

The fourth proportional to 19,966.37, 29,970.32 and 14,707.32 is: 22,076.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,966.37 : 29,970.32 = 14,707.32 : x
  2. Step 2: Convert to fraction form
    19,966.37/29,970.32 = 14,707.32/x
  3. Step 3: Cross multiply
    19,966.37x = 29,970.32 × 14,707.32
  4. Step 4: Simplify right side
    19,966.37x = 440,783,086.74
  5. Step 5: Solve for x
    x = 440,783,086.74/19,966.37
  6. Step 6: Final answer
    x = 22,076.28

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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.