Home / 11,637.02-15,954.38-11,426.42

Finding the Fourth Proportional to 11,637.02, 15,954.38 and 11,426.42

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Solution

The fourth proportional to 11,637.02, 15,954.38 and 11,426.42 is: 15,665.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,637.02 : 15,954.38 = 11,426.42 : x
  2. Step 2: Convert to fraction form
    11,637.02/15,954.38 = 11,426.42/x
  3. Step 3: Cross multiply
    11,637.02x = 15,954.38 × 11,426.42
  4. Step 4: Simplify right side
    11,637.02x = 182,301,446.72
  5. Step 5: Solve for x
    x = 182,301,446.72/11,637.02
  6. Step 6: Final answer
    x = 15,665.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.