Home / 19,423.32-29,136.96-18,373.56

Finding the Fourth Proportional to 19,423.32, 29,136.96 and 18,373.56

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Solution

The fourth proportional to 19,423.32, 29,136.96 and 18,373.56 is: 27,562.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423.32 : 29,136.96 = 18,373.56 : x
  2. Step 2: Convert to fraction form
    19,423.32/29,136.96 = 18,373.56/x
  3. Step 3: Cross multiply
    19,423.32x = 29,136.96 × 18,373.56
  4. Step 4: Simplify right side
    19,423.32x = 535,349,682.78
  5. Step 5: Solve for x
    x = 535,349,682.78/19,423.32
  6. Step 6: Final answer
    x = 27,562.21

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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.