Home / 36,502.85-54,754.28-12,828.98

Finding the Fourth Proportional to 36,502.85, 54,754.28 and 12,828.98

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Solution

The fourth proportional to 36,502.85, 54,754.28 and 12,828.98 is: 19,243.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,502.85 : 54,754.28 = 12,828.98 : x
  2. Step 2: Convert to fraction form
    36,502.85/54,754.28 = 12,828.98/x
  3. Step 3: Cross multiply
    36,502.85x = 54,754.28 × 12,828.98
  4. Step 4: Simplify right side
    36,502.85x = 702,441,225.12
  5. Step 5: Solve for x
    x = 702,441,225.12/36,502.85
  6. Step 6: Final answer
    x = 19,243.47

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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.