Home / 25,259.42-34,860.35-14,505.79

Finding the Fourth Proportional to 25,259.42, 34,860.35 and 14,505.79

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Solution

The fourth proportional to 25,259.42, 34,860.35 and 14,505.79 is: 20,019.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,259.42 : 34,860.35 = 14,505.79 : x
  2. Step 2: Convert to fraction form
    25,259.42/34,860.35 = 14,505.79/x
  3. Step 3: Cross multiply
    25,259.42x = 34,860.35 × 14,505.79
  4. Step 4: Simplify right side
    25,259.42x = 505,676,960.51
  5. Step 5: Solve for x
    x = 505,676,960.51/25,259.42
  6. Step 6: Final answer
    x = 20,019.34

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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.