Home / 27,333.80-41,000.70-7,615.40

Finding the Fourth Proportional to 27,333.80, 41,000.70 and 7,615.40

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Solution

The fourth proportional to 27,333.80, 41,000.70 and 7,615.40 is: 11,423.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,333.80 : 41,000.70 = 7,615.40 : x
  2. Step 2: Convert to fraction form
    27,333.80/41,000.70 = 7,615.40/x
  3. Step 3: Cross multiply
    27,333.80x = 41,000.70 × 7,615.40
  4. Step 4: Simplify right side
    27,333.80x = 312,236,730.78
  5. Step 5: Solve for x
    x = 312,236,730.78/27,333.80
  6. Step 6: Final answer
    x = 11,423.10

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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.