Home / 25,295.64-34,908.72-13,965.84

Finding the Fourth Proportional to 25,295.64, 34,908.72 and 13,965.84

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Solution

The fourth proportional to 25,295.64, 34,908.72 and 13,965.84 is: 19,273.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,295.64 : 34,908.72 = 13,965.84 : x
  2. Step 2: Convert to fraction form
    25,295.64/34,908.72 = 13,965.84/x
  3. Step 3: Cross multiply
    25,295.64x = 34,908.72 × 13,965.84
  4. Step 4: Simplify right side
    25,295.64x = 487,529,598.12
  5. Step 5: Solve for x
    x = 487,529,598.12/25,295.64
  6. Step 6: Final answer
    x = 19,273.27

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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.