Home / 29,421.78-40,624.98-18,096.55

Finding the Fourth Proportional to 29,421.78, 40,624.98 and 18,096.55

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Solution

The fourth proportional to 29,421.78, 40,624.98 and 18,096.55 is: 24,987.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,421.78 : 40,624.98 = 18,096.55 : x
  2. Step 2: Convert to fraction form
    29,421.78/40,624.98 = 18,096.55/x
  3. Step 3: Cross multiply
    29,421.78x = 40,624.98 × 18,096.55
  4. Step 4: Simplify right side
    29,421.78x = 735,171,812.39
  5. Step 5: Solve for x
    x = 735,171,812.39/29,421.78
  6. Step 6: Final answer
    x = 24,987.33

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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.