Home / 14,391.40-19,860.26-8,802.44

Finding the Fourth Proportional to 14,391.40, 19,860.26 and 8,802.44

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Solution

The fourth proportional to 14,391.40, 19,860.26 and 8,802.44 is: 12,147.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,391.40 : 19,860.26 = 8,802.44 : x
  2. Step 2: Convert to fraction form
    14,391.40/19,860.26 = 8,802.44/x
  3. Step 3: Cross multiply
    14,391.40x = 19,860.26 × 8,802.44
  4. Step 4: Simplify right side
    14,391.40x = 174,818,747.03
  5. Step 5: Solve for x
    x = 174,818,747.03/14,391.40
  6. Step 6: Final answer
    x = 12,147.45

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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.