Home / 17,520.36-26,264.91-6,424.46

Finding the Fourth Proportional to 17,520.36, 26,264.91 and 6,424.46

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Solution

The fourth proportional to 17,520.36, 26,264.91 and 6,424.46 is: 9,630.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520.36 : 26,264.91 = 6,424.46 : x
  2. Step 2: Convert to fraction form
    17,520.36/26,264.91 = 6,424.46/x
  3. Step 3: Cross multiply
    17,520.36x = 26,264.91 × 6,424.46
  4. Step 4: Simplify right side
    17,520.36x = 168,737,732.37
  5. Step 5: Solve for x
    x = 168,737,732.37/17,520.36
  6. Step 6: Final answer
    x = 9,630.95

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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.