Home / 29,931.48-44,905.46-8,872.56

Finding the Fourth Proportional to 29,931.48, 44,905.46 and 8,872.56

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Solution

The fourth proportional to 29,931.48, 44,905.46 and 8,872.56 is: 13,311.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,931.48 : 44,905.46 = 8,872.56 : x
  2. Step 2: Convert to fraction form
    29,931.48/44,905.46 = 8,872.56/x
  3. Step 3: Cross multiply
    29,931.48x = 44,905.46 × 8,872.56
  4. Step 4: Simplify right side
    29,931.48x = 398,426,343.81
  5. Step 5: Solve for x
    x = 398,426,343.81/29,931.48
  6. Step 6: Final answer
    x = 13,311.28

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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.