Home / 29,348.24-40,513.20-18,019.58

Finding the Fourth Proportional to 29,348.24, 40,513.20 and 18,019.58

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Solution

The fourth proportional to 29,348.24, 40,513.20 and 18,019.58 is: 24,874.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,348.24 : 40,513.20 = 18,019.58 : x
  2. Step 2: Convert to fraction form
    29,348.24/40,513.20 = 18,019.58/x
  3. Step 3: Cross multiply
    29,348.24x = 40,513.20 × 18,019.58
  4. Step 4: Simplify right side
    29,348.24x = 730,030,848.46
  5. Step 5: Solve for x
    x = 730,030,848.46/29,348.24
  6. Step 6: Final answer
    x = 24,874.77

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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.