Home / 58,290.21-80,438.73-35,333.61

Finding the Fourth Proportional to 58,290.21, 80,438.73 and 35,333.61

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Solution

The fourth proportional to 58,290.21, 80,438.73 and 35,333.61 is: 48,759.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,290.21 : 80,438.73 = 35,333.61 : x
  2. Step 2: Convert to fraction form
    58,290.21/80,438.73 = 35,333.61/x
  3. Step 3: Cross multiply
    58,290.21x = 80,438.73 × 35,333.61
  4. Step 4: Simplify right side
    58,290.21x = 2,842,190,714.72
  5. Step 5: Solve for x
    x = 2,842,190,714.72/58,290.21
  6. Step 6: Final answer
    x = 48,759.32

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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.