Home / 27,036.80-40,550.52-7,312.76

Finding the Fourth Proportional to 27,036.80, 40,550.52 and 7,312.76

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Solution

The fourth proportional to 27,036.80, 40,550.52 and 7,312.76 is: 10,967.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,036.80 : 40,550.52 = 7,312.76 : x
  2. Step 2: Convert to fraction form
    27,036.80/40,550.52 = 7,312.76/x
  3. Step 3: Cross multiply
    27,036.80x = 40,550.52 × 7,312.76
  4. Step 4: Simplify right side
    27,036.80x = 296,536,220.64
  5. Step 5: Solve for x
    x = 296,536,220.64/27,036.80
  6. Step 6: Final answer
    x = 10,967.87

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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.