Home / 24,330.37-33,574.89-13,720.99

Finding the Fourth Proportional to 24,330.37, 33,574.89 and 13,720.99

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Solution

The fourth proportional to 24,330.37, 33,574.89 and 13,720.99 is: 18,934.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,330.37 : 33,574.89 = 13,720.99 : x
  2. Step 2: Convert to fraction form
    24,330.37/33,574.89 = 13,720.99/x
  3. Step 3: Cross multiply
    24,330.37x = 33,574.89 × 13,720.99
  4. Step 4: Simplify right side
    24,330.37x = 460,680,729.94
  5. Step 5: Solve for x
    x = 460,680,729.94/24,330.37
  6. Step 6: Final answer
    x = 18,934.39

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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.