Home / 22,128.76-33,138.48-16,492.91

Finding the Fourth Proportional to 22,128.76, 33,138.48 and 16,492.91

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Solution

The fourth proportional to 22,128.76, 33,138.48 and 16,492.91 is: 24,698.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,128.76 : 33,138.48 = 16,492.91 : x
  2. Step 2: Convert to fraction form
    22,128.76/33,138.48 = 16,492.91/x
  3. Step 3: Cross multiply
    22,128.76x = 33,138.48 × 16,492.91
  4. Step 4: Simplify right side
    22,128.76x = 546,549,968.18
  5. Step 5: Solve for x
    x = 546,549,968.18/22,128.76
  6. Step 6: Final answer
    x = 24,698.63

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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.