Home / 25,069.88-34,596.40-13,740.08

Finding the Fourth Proportional to 25,069.88, 34,596.40 and 13,740.08

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Solution

The fourth proportional to 25,069.88, 34,596.40 and 13,740.08 is: 18,961.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,069.88 : 34,596.40 = 13,740.08 : x
  2. Step 2: Convert to fraction form
    25,069.88/34,596.40 = 13,740.08/x
  3. Step 3: Cross multiply
    25,069.88x = 34,596.40 × 13,740.08
  4. Step 4: Simplify right side
    25,069.88x = 475,357,303.71
  5. Step 5: Solve for x
    x = 475,357,303.71/25,069.88
  6. Step 6: Final answer
    x = 18,961.29

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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.