Home / 32,849.75-45,332.66-18,702.56

Finding the Fourth Proportional to 32,849.75, 45,332.66 and 18,702.56

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Solution

The fourth proportional to 32,849.75, 45,332.66 and 18,702.56 is: 25,809.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,849.75 : 45,332.66 = 18,702.56 : x
  2. Step 2: Convert to fraction form
    32,849.75/45,332.66 = 18,702.56/x
  3. Step 3: Cross multiply
    32,849.75x = 45,332.66 × 18,702.56
  4. Step 4: Simplify right side
    32,849.75x = 847,836,953.70
  5. Step 5: Solve for x
    x = 847,836,953.70/32,849.75
  6. Step 6: Final answer
    x = 25,809.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.