Home / 25,444.84-38,185.48-18,851.16

Finding the Fourth Proportional to 25,444.84, 38,185.48 and 18,851.16

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Solution

The fourth proportional to 25,444.84, 38,185.48 and 18,851.16 is: 28,290.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,444.84 : 38,185.48 = 18,851.16 : x
  2. Step 2: Convert to fraction form
    25,444.84/38,185.48 = 18,851.16/x
  3. Step 3: Cross multiply
    25,444.84x = 38,185.48 × 18,851.16
  4. Step 4: Simplify right side
    25,444.84x = 719,840,593.16
  5. Step 5: Solve for x
    x = 719,840,593.16/25,444.84
  6. Step 6: Final answer
    x = 28,290.24

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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.