Home / 35,429.20-53,150.20-17,854.80

Finding the Fourth Proportional to 35,429.20, 53,150.20 and 17,854.80

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Solution

The fourth proportional to 35,429.20, 53,150.20 and 17,854.80 is: 26,785.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,429.20 : 53,150.20 = 17,854.80 : x
  2. Step 2: Convert to fraction form
    35,429.20/53,150.20 = 17,854.80/x
  3. Step 3: Cross multiply
    35,429.20x = 53,150.20 × 17,854.80
  4. Step 4: Simplify right side
    35,429.20x = 948,986,190.96
  5. Step 5: Solve for x
    x = 948,986,190.96/35,429.20
  6. Step 6: Final answer
    x = 26,785.43

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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.