Home / 11,381.10-17,061.24-9,637.32

Finding the Fourth Proportional to 11,381.10, 17,061.24 and 9,637.32

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Solution

The fourth proportional to 11,381.10, 17,061.24 and 9,637.32 is: 14,447.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,381.10 : 17,061.24 = 9,637.32 : x
  2. Step 2: Convert to fraction form
    11,381.10/17,061.24 = 9,637.32/x
  3. Step 3: Cross multiply
    11,381.10x = 17,061.24 × 9,637.32
  4. Step 4: Simplify right side
    11,381.10x = 164,424,629.48
  5. Step 5: Solve for x
    x = 164,424,629.48/11,381.10
  6. Step 6: Final answer
    x = 14,447.16

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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.