Home / 35,451.80-53,177.70-25,683.20

Finding the Fourth Proportional to 35,451.80, 53,177.70 and 25,683.20

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Solution

The fourth proportional to 35,451.80, 53,177.70 and 25,683.20 is: 38,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,451.80 : 53,177.70 = 25,683.20 : x
  2. Step 2: Convert to fraction form
    35,451.80/53,177.70 = 25,683.20/x
  3. Step 3: Cross multiply
    35,451.80x = 53,177.70 × 25,683.20
  4. Step 4: Simplify right side
    35,451.80x = 1,365,773,504.64
  5. Step 5: Solve for x
    x = 1,365,773,504.64/35,451.80
  6. Step 6: Final answer
    x = 38,524.80

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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.