Home / 34,386.31-51,594.05-18,785.71

Finding the Fourth Proportional to 34,386.31, 51,594.05 and 18,785.71

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Solution

The fourth proportional to 34,386.31, 51,594.05 and 18,785.71 is: 28,186.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,386.31 : 51,594.05 = 18,785.71 : x
  2. Step 2: Convert to fraction form
    34,386.31/51,594.05 = 18,785.71/x
  3. Step 3: Cross multiply
    34,386.31x = 51,594.05 × 18,785.71
  4. Step 4: Simplify right side
    34,386.31x = 969,230,861.03
  5. Step 5: Solve for x
    x = 969,230,861.03/34,386.31
  6. Step 6: Final answer
    x = 28,186.53

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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.