Home / 25,515.16-35,208.16-14,185.14

Finding the Fourth Proportional to 25,515.16, 35,208.16 and 14,185.14

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Solution

The fourth proportional to 25,515.16, 35,208.16 and 14,185.14 is: 19,573.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,515.16 : 35,208.16 = 14,185.14 : x
  2. Step 2: Convert to fraction form
    25,515.16/35,208.16 = 14,185.14/x
  3. Step 3: Cross multiply
    25,515.16x = 35,208.16 × 14,185.14
  4. Step 4: Simplify right side
    25,515.16x = 499,432,678.74
  5. Step 5: Solve for x
    x = 499,432,678.74/25,515.16
  6. Step 6: Final answer
    x = 19,573.96

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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.