Home / 29,219.40-43,829.10-11,701.80

Finding the Fourth Proportional to 29,219.40, 43,829.10 and 11,701.80

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Solution

The fourth proportional to 29,219.40, 43,829.10 and 11,701.80 is: 17,552.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,219.40 : 43,829.10 = 11,701.80 : x
  2. Step 2: Convert to fraction form
    29,219.40/43,829.10 = 11,701.80/x
  3. Step 3: Cross multiply
    29,219.40x = 43,829.10 × 11,701.80
  4. Step 4: Simplify right side
    29,219.40x = 512,879,362.38
  5. Step 5: Solve for x
    x = 512,879,362.38/29,219.40
  6. Step 6: Final answer
    x = 17,552.70

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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.