Home / 15,837.42-21,846.11-10,459.88

Finding the Fourth Proportional to 15,837.42, 21,846.11 and 10,459.88

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Solution

The fourth proportional to 15,837.42, 21,846.11 and 10,459.88 is: 14,428.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,837.42 : 21,846.11 = 10,459.88 : x
  2. Step 2: Convert to fraction form
    15,837.42/21,846.11 = 10,459.88/x
  3. Step 3: Cross multiply
    15,837.42x = 21,846.11 × 10,459.88
  4. Step 4: Simplify right side
    15,837.42x = 228,507,527.54
  5. Step 5: Solve for x
    x = 228,507,527.54/15,837.42
  6. Step 6: Final answer
    x = 14,428.33

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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.