Home / 31,602.15-47,343.08-16,818.03

Finding the Fourth Proportional to 31,602.15, 47,343.08 and 16,818.03

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Solution

The fourth proportional to 31,602.15, 47,343.08 and 16,818.03 is: 25,195.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,602.15 : 47,343.08 = 16,818.03 : x
  2. Step 2: Convert to fraction form
    31,602.15/47,343.08 = 16,818.03/x
  3. Step 3: Cross multiply
    31,602.15x = 47,343.08 × 16,818.03
  4. Step 4: Simplify right side
    31,602.15x = 796,217,381.78
  5. Step 5: Solve for x
    x = 796,217,381.78/31,602.15
  6. Step 6: Final answer
    x = 25,195.04

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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.