Home / 27,271.72-40,909.90-7,550.28

Finding the Fourth Proportional to 27,271.72, 40,909.90 and 7,550.28

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Solution

The fourth proportional to 27,271.72, 40,909.90 and 7,550.28 is: 11,326.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,271.72 : 40,909.90 = 7,550.28 : x
  2. Step 2: Convert to fraction form
    27,271.72/40,909.90 = 7,550.28/x
  3. Step 3: Cross multiply
    27,271.72x = 40,909.90 × 7,550.28
  4. Step 4: Simplify right side
    27,271.72x = 308,881,199.77
  5. Step 5: Solve for x
    x = 308,881,199.77/27,271.72
  6. Step 6: Final answer
    x = 11,326.06

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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.