Home / 37,809.20-56,713.80-25,999.40

Finding the Fourth Proportional to 37,809.20, 56,713.80 and 25,999.40

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Solution

The fourth proportional to 37,809.20, 56,713.80 and 25,999.40 is: 38,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,809.20 : 56,713.80 = 25,999.40 : x
  2. Step 2: Convert to fraction form
    37,809.20/56,713.80 = 25,999.40/x
  3. Step 3: Cross multiply
    37,809.20x = 56,713.80 × 25,999.40
  4. Step 4: Simplify right side
    37,809.20x = 1,474,524,771.72
  5. Step 5: Solve for x
    x = 1,474,524,771.72/37,809.20
  6. Step 6: Final answer
    x = 38,999.10

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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.