Home / 25,190.64-34,758.72-14,579.64

Finding the Fourth Proportional to 25,190.64, 34,758.72 and 14,579.64

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Solution

The fourth proportional to 25,190.64, 34,758.72 and 14,579.64 is: 20,117.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,190.64 : 34,758.72 = 14,579.64 : x
  2. Step 2: Convert to fraction form
    25,190.64/34,758.72 = 14,579.64/x
  3. Step 3: Cross multiply
    25,190.64x = 34,758.72 × 14,579.64
  4. Step 4: Simplify right side
    25,190.64x = 506,769,624.46
  5. Step 5: Solve for x
    x = 506,769,624.46/25,190.64
  6. Step 6: Final answer
    x = 20,117.38

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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.