Home / 12,803.88-19,186.38-9,501.51

Finding the Fourth Proportional to 12,803.88, 19,186.38 and 9,501.51

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Solution

The fourth proportional to 12,803.88, 19,186.38 and 9,501.51 is: 14,237.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,803.88 : 19,186.38 = 9,501.51 : x
  2. Step 2: Convert to fraction form
    12,803.88/19,186.38 = 9,501.51/x
  3. Step 3: Cross multiply
    12,803.88x = 19,186.38 × 9,501.51
  4. Step 4: Simplify right side
    12,803.88x = 182,299,581.43
  5. Step 5: Solve for x
    x = 182,299,581.43/12,803.88
  6. Step 6: Final answer
    x = 14,237.84

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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.