Home / 42,867.32-64,304.04-14,786.96

Finding the Fourth Proportional to 42,867.32, 64,304.04 and 14,786.96

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Solution

The fourth proportional to 42,867.32, 64,304.04 and 14,786.96 is: 22,181.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,867.32 : 64,304.04 = 14,786.96 : x
  2. Step 2: Convert to fraction form
    42,867.32/64,304.04 = 14,786.96/x
  3. Step 3: Cross multiply
    42,867.32x = 64,304.04 × 14,786.96
  4. Step 4: Simplify right side
    42,867.32x = 950,860,945.80
  5. Step 5: Solve for x
    x = 950,860,945.80/42,867.32
  6. Step 6: Final answer
    x = 22,181.49

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1.5x scale

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.