Home / 29,006.70-43,118.85-28,155.39

Finding the Fourth Proportional to 29,006.70, 43,118.85 and 28,155.39

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Solution

The fourth proportional to 29,006.70, 43,118.85 and 28,155.39 is: 41,853.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,006.70 : 43,118.85 = 28,155.39 : x
  2. Step 2: Convert to fraction form
    29,006.70/43,118.85 = 28,155.39/x
  3. Step 3: Cross multiply
    29,006.70x = 43,118.85 × 28,155.39
  4. Step 4: Simplify right side
    29,006.70x = 1,214,028,038.10
  5. Step 5: Solve for x
    x = 1,214,028,038.10/29,006.70
  6. Step 6: Final answer
    x = 41,853.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.