Home / 32,880.52-49,279.26-21,029.80

Finding the Fourth Proportional to 32,880.52, 49,279.26 and 21,029.80

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Solution

The fourth proportional to 32,880.52, 49,279.26 and 21,029.80 is: 31,518.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,880.52 : 49,279.26 = 21,029.80 : x
  2. Step 2: Convert to fraction form
    32,880.52/49,279.26 = 21,029.80/x
  3. Step 3: Cross multiply
    32,880.52x = 49,279.26 × 21,029.80
  4. Step 4: Simplify right side
    32,880.52x = 1,036,332,981.95
  5. Step 5: Solve for x
    x = 1,036,332,981.95/32,880.52
  6. Step 6: Final answer
    x = 31,518.14

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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.