Home / 34,588.80-47,632.08-30,049.40

Finding the Fourth Proportional to 34,588.80, 47,632.08 and 30,049.40

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Solution

The fourth proportional to 34,588.80, 47,632.08 and 30,049.40 is: 41,380.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,588.80 : 47,632.08 = 30,049.40 : x
  2. Step 2: Convert to fraction form
    34,588.80/47,632.08 = 30,049.40/x
  3. Step 3: Cross multiply
    34,588.80x = 47,632.08 × 30,049.40
  4. Step 4: Simplify right side
    34,588.80x = 1,431,315,424.75
  5. Step 5: Solve for x
    x = 1,431,315,424.75/34,588.80
  6. Step 6: Final answer
    x = 41,380.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.