Home / 45,406.85-62,660.47-26,287.43

Finding the Fourth Proportional to 45,406.85, 62,660.47 and 26,287.43

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Solution

The fourth proportional to 45,406.85, 62,660.47 and 26,287.43 is: 36,276.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,406.85 : 62,660.47 = 26,287.43 : x
  2. Step 2: Convert to fraction form
    45,406.85/62,660.47 = 26,287.43/x
  3. Step 3: Cross multiply
    45,406.85x = 62,660.47 × 26,287.43
  4. Step 4: Simplify right side
    45,406.85x = 1,647,182,809.82
  5. Step 5: Solve for x
    x = 1,647,182,809.82/45,406.85
  6. Step 6: Final answer
    x = 36,276.09

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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.