Home / 29,662.28-44,444.16-20,878.72

Finding the Fourth Proportional to 29,662.28, 44,444.16 and 20,878.72

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Solution

The fourth proportional to 29,662.28, 44,444.16 and 20,878.72 is: 31,283.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,662.28 : 44,444.16 = 20,878.72 : x
  2. Step 2: Convert to fraction form
    29,662.28/44,444.16 = 20,878.72/x
  3. Step 3: Cross multiply
    29,662.28x = 44,444.16 × 20,878.72
  4. Step 4: Simplify right side
    29,662.28x = 927,937,172.28
  5. Step 5: Solve for x
    x = 927,937,172.28/29,662.28
  6. Step 6: Final answer
    x = 31,283.41

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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.