Home / 25,315.98-37,966.08-18,273.84

Finding the Fourth Proportional to 25,315.98, 37,966.08 and 18,273.84

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Solution

The fourth proportional to 25,315.98, 37,966.08 and 18,273.84 is: 27,405.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,315.98 : 37,966.08 = 18,273.84 : x
  2. Step 2: Convert to fraction form
    25,315.98/37,966.08 = 18,273.84/x
  3. Step 3: Cross multiply
    25,315.98x = 37,966.08 × 18,273.84
  4. Step 4: Simplify right side
    25,315.98x = 693,786,071.35
  5. Step 5: Solve for x
    x = 693,786,071.35/25,315.98
  6. Step 6: Final answer
    x = 27,405.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.