Home / 17,362.56-26,013.60-10,421.76

Finding the Fourth Proportional to 17,362.56, 26,013.60 and 10,421.76

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Solution

The fourth proportional to 17,362.56, 26,013.60 and 10,421.76 is: 15,614.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,362.56 : 26,013.60 = 10,421.76 : x
  2. Step 2: Convert to fraction form
    17,362.56/26,013.60 = 10,421.76/x
  3. Step 3: Cross multiply
    17,362.56x = 26,013.60 × 10,421.76
  4. Step 4: Simplify right side
    17,362.56x = 271,107,495.94
  5. Step 5: Solve for x
    x = 271,107,495.94/17,362.56
  6. Step 6: Final answer
    x = 15,614.49

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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.