Home / 29,292.76-43,919.70-18,898.84

Finding the Fourth Proportional to 29,292.76, 43,919.70 and 18,898.84

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Solution

The fourth proportional to 29,292.76, 43,919.70 and 18,898.84 is: 28,335.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,292.76 : 43,919.70 = 18,898.84 : x
  2. Step 2: Convert to fraction form
    29,292.76/43,919.70 = 18,898.84/x
  3. Step 3: Cross multiply
    29,292.76x = 43,919.70 × 18,898.84
  4. Step 4: Simplify right side
    29,292.76x = 830,031,383.15
  5. Step 5: Solve for x
    x = 830,031,383.15/29,292.76
  6. Step 6: Final answer
    x = 28,335.72

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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.