Home / 14,116.20-19,440.96-13,810.02

Finding the Fourth Proportional to 14,116.20, 19,440.96 and 13,810.02

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Solution

The fourth proportional to 14,116.20, 19,440.96 and 13,810.02 is: 19,019.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,116.20 : 19,440.96 = 13,810.02 : x
  2. Step 2: Convert to fraction form
    14,116.20/19,440.96 = 13,810.02/x
  3. Step 3: Cross multiply
    14,116.20x = 19,440.96 × 13,810.02
  4. Step 4: Simplify right side
    14,116.20x = 268,480,046.42
  5. Step 5: Solve for x
    x = 268,480,046.42/14,116.20
  6. Step 6: Final answer
    x = 19,019.29

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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.