Home / 14,637.75-21,833.27-12,270.30

Finding the Fourth Proportional to 14,637.75, 21,833.27 and 12,270.30

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Solution

The fourth proportional to 14,637.75, 21,833.27 and 12,270.30 is: 18,302.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637.75 : 21,833.27 = 12,270.30 : x
  2. Step 2: Convert to fraction form
    14,637.75/21,833.27 = 12,270.30/x
  3. Step 3: Cross multiply
    14,637.75x = 21,833.27 × 12,270.30
  4. Step 4: Simplify right side
    14,637.75x = 267,900,711.53
  5. Step 5: Solve for x
    x = 267,900,711.53/14,637.75
  6. Step 6: Final answer
    x = 18,302.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.