Home / 22,105.90-30,482.76-17,070.94

Finding the Fourth Proportional to 22,105.90, 30,482.76 and 17,070.94

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Solution

The fourth proportional to 22,105.90, 30,482.76 and 17,070.94 is: 23,539.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,105.90 : 30,482.76 = 17,070.94 : x
  2. Step 2: Convert to fraction form
    22,105.90/30,482.76 = 17,070.94/x
  3. Step 3: Cross multiply
    22,105.90x = 30,482.76 × 17,070.94
  4. Step 4: Simplify right side
    22,105.90x = 520,369,366.99
  5. Step 5: Solve for x
    x = 520,369,366.99/22,105.90
  6. Step 6: Final answer
    x = 23,539.84

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Double scale
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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.