Home / 45,458.70-62,703.72-29,346.54

Finding the Fourth Proportional to 45,458.70, 62,703.72 and 29,346.54

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Solution

The fourth proportional to 45,458.70, 62,703.72 and 29,346.54 is: 40,479.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,458.70 : 62,703.72 = 29,346.54 : x
  2. Step 2: Convert to fraction form
    45,458.70/62,703.72 = 29,346.54/x
  3. Step 3: Cross multiply
    45,458.70x = 62,703.72 × 29,346.54
  4. Step 4: Simplify right side
    45,458.70x = 1,840,137,227.13
  5. Step 5: Solve for x
    x = 1,840,137,227.13/45,458.70
  6. Step 6: Final answer
    x = 40,479.32

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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.