Home / 14,182.74-21,234.10-7,504.12

Finding the Fourth Proportional to 14,182.74, 21,234.10 and 7,504.12

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Solution

The fourth proportional to 14,182.74, 21,234.10 and 7,504.12 is: 11,235.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182.74 : 21,234.10 = 7,504.12 : x
  2. Step 2: Convert to fraction form
    14,182.74/21,234.10 = 7,504.12/x
  3. Step 3: Cross multiply
    14,182.74x = 21,234.10 × 7,504.12
  4. Step 4: Simplify right side
    14,182.74x = 159,343,234.49
  5. Step 5: Solve for x
    x = 159,343,234.49/14,182.74
  6. Step 6: Final answer
    x = 11,235.01

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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.