Home / 14,437.17-19,928.09-8,466.66

Finding the Fourth Proportional to 14,437.17, 19,928.09 and 8,466.66

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Solution

The fourth proportional to 14,437.17, 19,928.09 and 8,466.66 is: 11,686.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,437.17 : 19,928.09 = 8,466.66 : x
  2. Step 2: Convert to fraction form
    14,437.17/19,928.09 = 8,466.66/x
  3. Step 3: Cross multiply
    14,437.17x = 19,928.09 × 8,466.66
  4. Step 4: Simplify right side
    14,437.17x = 168,724,383.65
  5. Step 5: Solve for x
    x = 168,724,383.65/14,437.17
  6. Step 6: Final answer
    x = 11,686.80

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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.