Home / 19,242.72-26,560.99-11,288.16

Finding the Fourth Proportional to 19,242.72, 26,560.99 and 11,288.16

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Solution

The fourth proportional to 19,242.72, 26,560.99 and 11,288.16 is: 15,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,242.72 : 26,560.99 = 11,288.16 : x
  2. Step 2: Convert to fraction form
    19,242.72/26,560.99 = 11,288.16/x
  3. Step 3: Cross multiply
    19,242.72x = 26,560.99 × 11,288.16
  4. Step 4: Simplify right side
    19,242.72x = 299,824,704.88
  5. Step 5: Solve for x
    x = 299,824,704.88/19,242.72
  6. Step 6: Final answer
    x = 15,581.20

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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.