Home / 34,724.12-52,070.60-20,690.76

Finding the Fourth Proportional to 34,724.12, 52,070.60 and 20,690.76

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Solution

The fourth proportional to 34,724.12, 52,070.60 and 20,690.76 is: 31,026.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,724.12 : 52,070.60 = 20,690.76 : x
  2. Step 2: Convert to fraction form
    34,724.12/52,070.60 = 20,690.76/x
  3. Step 3: Cross multiply
    34,724.12x = 52,070.60 × 20,690.76
  4. Step 4: Simplify right side
    34,724.12x = 1,077,380,287.66
  5. Step 5: Solve for x
    x = 1,077,380,287.66/34,724.12
  6. Step 6: Final answer
    x = 31,026.86

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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.