Home / 21,023.62-29,023.86-16,476.94

Finding the Fourth Proportional to 21,023.62, 29,023.86 and 16,476.94

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Solution

The fourth proportional to 21,023.62, 29,023.86 and 16,476.94 is: 22,747.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,023.62 : 29,023.86 = 16,476.94 : x
  2. Step 2: Convert to fraction form
    21,023.62/29,023.86 = 16,476.94/x
  3. Step 3: Cross multiply
    21,023.62x = 29,023.86 × 16,476.94
  4. Step 4: Simplify right side
    21,023.62x = 478,224,399.79
  5. Step 5: Solve for x
    x = 478,224,399.79/21,023.62
  6. Step 6: Final answer
    x = 22,747.01

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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.