Home / 14,389.57-21,587.31-6,069.61

Finding the Fourth Proportional to 14,389.57, 21,587.31 and 6,069.61

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Solution

The fourth proportional to 14,389.57, 21,587.31 and 6,069.61 is: 9,105.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389.57 : 21,587.31 = 6,069.61 : x
  2. Step 2: Convert to fraction form
    14,389.57/21,587.31 = 6,069.61/x
  3. Step 3: Cross multiply
    14,389.57x = 21,587.31 × 6,069.61
  4. Step 4: Simplify right side
    14,389.57x = 131,026,498.68
  5. Step 5: Solve for x
    x = 131,026,498.68/14,389.57
  6. Step 6: Final answer
    x = 9,105.66

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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.