Home / 12,502.42-17,253.80-6,837.55

Finding the Fourth Proportional to 12,502.42, 17,253.80 and 6,837.55

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Solution

The fourth proportional to 12,502.42, 17,253.80 and 6,837.55 is: 9,436.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,502.42 : 17,253.80 = 6,837.55 : x
  2. Step 2: Convert to fraction form
    12,502.42/17,253.80 = 6,837.55/x
  3. Step 3: Cross multiply
    12,502.42x = 17,253.80 × 6,837.55
  4. Step 4: Simplify right side
    12,502.42x = 117,973,720.19
  5. Step 5: Solve for x
    x = 117,973,720.19/12,502.42
  6. Step 6: Final answer
    x = 9,436.07

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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.