Home / 32,118.84-44,343.36-20,960.28

Finding the Fourth Proportional to 32,118.84, 44,343.36 and 20,960.28

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Solution

The fourth proportional to 32,118.84, 44,343.36 and 20,960.28 is: 28,937.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,118.84 : 44,343.36 = 20,960.28 : x
  2. Step 2: Convert to fraction form
    32,118.84/44,343.36 = 20,960.28/x
  3. Step 3: Cross multiply
    32,118.84x = 44,343.36 × 20,960.28
  4. Step 4: Simplify right side
    32,118.84x = 929,449,241.74
  5. Step 5: Solve for x
    x = 929,449,241.74/32,118.84
  6. Step 6: Final answer
    x = 28,937.82

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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.