Home / 45,407.10-62,660.81-26,287.68

Finding the Fourth Proportional to 45,407.10, 62,660.81 and 26,287.68

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Solution

The fourth proportional to 45,407.10, 62,660.81 and 26,287.68 is: 36,276.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,407.10 : 62,660.81 = 26,287.68 : x
  2. Step 2: Convert to fraction form
    45,407.10/62,660.81 = 26,287.68/x
  3. Step 3: Cross multiply
    45,407.10x = 62,660.81 × 26,287.68
  4. Step 4: Simplify right side
    45,407.10x = 1,647,207,544.19
  5. Step 5: Solve for x
    x = 1,647,207,544.19/45,407.10
  6. Step 6: Final answer
    x = 36,276.43

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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.