Home / 19,832.24-29,586.34-18,418.16

Finding the Fourth Proportional to 19,832.24, 29,586.34 and 18,418.16

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Solution

The fourth proportional to 19,832.24, 29,586.34 and 18,418.16 is: 27,476.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,832.24 : 29,586.34 = 18,418.16 : x
  2. Step 2: Convert to fraction form
    19,832.24/29,586.34 = 18,418.16/x
  3. Step 3: Cross multiply
    19,832.24x = 29,586.34 × 18,418.16
  4. Step 4: Simplify right side
    19,832.24x = 544,925,943.93
  5. Step 5: Solve for x
    x = 544,925,943.93/19,832.24
  6. Step 6: Final answer
    x = 27,476.77

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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.