Home / 32,439.10-48,658.65-18,576.70

Finding the Fourth Proportional to 32,439.10, 48,658.65 and 18,576.70

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Solution

The fourth proportional to 32,439.10, 48,658.65 and 18,576.70 is: 27,865.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,439.10 : 48,658.65 = 18,576.70 : x
  2. Step 2: Convert to fraction form
    32,439.10/48,658.65 = 18,576.70/x
  3. Step 3: Cross multiply
    32,439.10x = 48,658.65 × 18,576.70
  4. Step 4: Simplify right side
    32,439.10x = 903,917,143.46
  5. Step 5: Solve for x
    x = 903,917,143.46/32,439.10
  6. Step 6: Final answer
    x = 27,865.05

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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.