Home / 25,277.04-37,915.55-8,637.21

Finding the Fourth Proportional to 25,277.04, 37,915.55 and 8,637.21

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Solution

The fourth proportional to 25,277.04, 37,915.55 and 8,637.21 is: 12,955.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,277.04 : 37,915.55 = 8,637.21 : x
  2. Step 2: Convert to fraction form
    25,277.04/37,915.55 = 8,637.21/x
  3. Step 3: Cross multiply
    25,277.04x = 37,915.55 × 8,637.21
  4. Step 4: Simplify right side
    25,277.04x = 327,484,524.43
  5. Step 5: Solve for x
    x = 327,484,524.43/25,277.04
  6. Step 6: Final answer
    x = 12,955.81

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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.