Home / 12,927.26-19,386.10-4,605.06

Finding the Fourth Proportional to 12,927.26, 19,386.10 and 4,605.06

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Solution

The fourth proportional to 12,927.26, 19,386.10 and 4,605.06 is: 6,905.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,927.26 : 19,386.10 = 4,605.06 : x
  2. Step 2: Convert to fraction form
    12,927.26/19,386.10 = 4,605.06/x
  3. Step 3: Cross multiply
    12,927.26x = 19,386.10 × 4,605.06
  4. Step 4: Simplify right side
    12,927.26x = 89,274,214.85
  5. Step 5: Solve for x
    x = 89,274,214.85/12,927.26
  6. Step 6: Final answer
    x = 6,905.89

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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.