Home / 17,715.32-26,577.34-5,235.28

Finding the Fourth Proportional to 17,715.32, 26,577.34 and 5,235.28

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Solution

The fourth proportional to 17,715.32, 26,577.34 and 5,235.28 is: 7,854.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,715.32 : 26,577.34 = 5,235.28 : x
  2. Step 2: Convert to fraction form
    17,715.32/26,577.34 = 5,235.28/x
  3. Step 3: Cross multiply
    17,715.32x = 26,577.34 × 5,235.28
  4. Step 4: Simplify right side
    17,715.32x = 139,139,816.56
  5. Step 5: Solve for x
    x = 139,139,816.56/17,715.32
  6. Step 6: Final answer
    x = 7,854.21

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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.