Home / 22,110.34-30,507.33-18,539.74

Finding the Fourth Proportional to 22,110.34, 30,507.33 and 18,539.74

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Solution

The fourth proportional to 22,110.34, 30,507.33 and 18,539.74 is: 25,580.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,110.34 : 30,507.33 = 18,539.74 : x
  2. Step 2: Convert to fraction form
    22,110.34/30,507.33 = 18,539.74/x
  3. Step 3: Cross multiply
    22,110.34x = 30,507.33 × 18,539.74
  4. Step 4: Simplify right side
    22,110.34x = 565,597,966.29
  5. Step 5: Solve for x
    x = 565,597,966.29/22,110.34
  6. Step 6: Final answer
    x = 25,580.70

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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.