Home / 34,790.28-48,010.86-20,446.26

Finding the Fourth Proportional to 34,790.28, 48,010.86 and 20,446.26

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Solution

The fourth proportional to 34,790.28, 48,010.86 and 20,446.26 is: 28,216.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,790.28 : 48,010.86 = 20,446.26 : x
  2. Step 2: Convert to fraction form
    34,790.28/48,010.86 = 20,446.26/x
  3. Step 3: Cross multiply
    34,790.28x = 48,010.86 × 20,446.26
  4. Step 4: Simplify right side
    34,790.28x = 981,642,526.38
  5. Step 5: Solve for x
    x = 981,642,526.38/34,790.28
  6. Step 6: Final answer
    x = 28,216.00

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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.