Home / 31,504.80-47,327.60-26,320.80

Finding the Fourth Proportional to 31,504.80, 47,327.60 and 26,320.80

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Solution

The fourth proportional to 31,504.80, 47,327.60 and 26,320.80 is: 39,540.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,504.80 : 47,327.60 = 26,320.80 : x
  2. Step 2: Convert to fraction form
    31,504.80/47,327.60 = 26,320.80/x
  3. Step 3: Cross multiply
    31,504.80x = 47,327.60 × 26,320.80
  4. Step 4: Simplify right side
    31,504.80x = 1,245,700,294.08
  5. Step 5: Solve for x
    x = 1,245,700,294.08/31,504.80
  6. Step 6: Final answer
    x = 39,540.02

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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.