Home / 12,501.72-17,252.74-6,836.80

Finding the Fourth Proportional to 12,501.72, 17,252.74 and 6,836.80

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Solution

The fourth proportional to 12,501.72, 17,252.74 and 6,836.80 is: 9,434.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501.72 : 17,252.74 = 6,836.80 : x
  2. Step 2: Convert to fraction form
    12,501.72/17,252.74 = 6,836.80/x
  3. Step 3: Cross multiply
    12,501.72x = 17,252.74 × 6,836.80
  4. Step 4: Simplify right side
    12,501.72x = 117,953,532.83
  5. Step 5: Solve for x
    x = 117,953,532.83/12,501.72
  6. Step 6: Final answer
    x = 9,434.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.