Home / 15,964.18-22,027.48-8,890.59

Finding the Fourth Proportional to 15,964.18, 22,027.48 and 8,890.59

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Solution

The fourth proportional to 15,964.18, 22,027.48 and 8,890.59 is: 12,267.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,964.18 : 22,027.48 = 8,890.59 : x
  2. Step 2: Convert to fraction form
    15,964.18/22,027.48 = 8,890.59/x
  3. Step 3: Cross multiply
    15,964.18x = 22,027.48 × 8,890.59
  4. Step 4: Simplify right side
    15,964.18x = 195,837,293.41
  5. Step 5: Solve for x
    x = 195,837,293.41/15,964.18
  6. Step 6: Final answer
    x = 12,267.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.