Home / 26,174.34-39,267.18-8,400.87

Finding the Fourth Proportional to 26,174.34, 39,267.18 and 8,400.87

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Solution

The fourth proportional to 26,174.34, 39,267.18 and 8,400.87 is: 12,603.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,174.34 : 39,267.18 = 8,400.87 : x
  2. Step 2: Convert to fraction form
    26,174.34/39,267.18 = 8,400.87/x
  3. Step 3: Cross multiply
    26,174.34x = 39,267.18 × 8,400.87
  4. Step 4: Simplify right side
    26,174.34x = 329,878,474.45
  5. Step 5: Solve for x
    x = 329,878,474.45/26,174.34
  6. Step 6: Final answer
    x = 12,603.12

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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.