Home / 28,903.80-43,269.30-25,793.40

Finding the Fourth Proportional to 28,903.80, 43,269.30 and 25,793.40

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Solution

The fourth proportional to 28,903.80, 43,269.30 and 25,793.40 is: 38,613.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,903.80 : 43,269.30 = 25,793.40 : x
  2. Step 2: Convert to fraction form
    28,903.80/43,269.30 = 25,793.40/x
  3. Step 3: Cross multiply
    28,903.80x = 43,269.30 × 25,793.40
  4. Step 4: Simplify right side
    28,903.80x = 1,116,062,362.62
  5. Step 5: Solve for x
    x = 1,116,062,362.62/28,903.80
  6. Step 6: Final answer
    x = 38,613.00

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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.