Home / 24,900.64-34,362.89-13,722.64

Finding the Fourth Proportional to 24,900.64, 34,362.89 and 13,722.64

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Solution

The fourth proportional to 24,900.64, 34,362.89 and 13,722.64 is: 18,937.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,900.64 : 34,362.89 = 13,722.64 : x
  2. Step 2: Convert to fraction form
    24,900.64/34,362.89 = 13,722.64/x
  3. Step 3: Cross multiply
    24,900.64x = 34,362.89 × 13,722.64
  4. Step 4: Simplify right side
    24,900.64x = 471,549,717.03
  5. Step 5: Solve for x
    x = 471,549,717.03/24,900.64
  6. Step 6: Final answer
    x = 18,937.25

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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.