Home / 45,020.32-62,062.14-31,550.86

Finding the Fourth Proportional to 45,020.32, 62,062.14 and 31,550.86

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Solution

The fourth proportional to 45,020.32, 62,062.14 and 31,550.86 is: 43,494.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,020.32 : 62,062.14 = 31,550.86 : x
  2. Step 2: Convert to fraction form
    45,020.32/62,062.14 = 31,550.86/x
  3. Step 3: Cross multiply
    45,020.32x = 62,062.14 × 31,550.86
  4. Step 4: Simplify right side
    45,020.32x = 1,958,113,890.44
  5. Step 5: Solve for x
    x = 1,958,113,890.44/45,020.32
  6. Step 6: Final answer
    x = 43,494.00

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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.