Home / 23,097.90-31,869.18-14,142.14

Finding the Fourth Proportional to 23,097.90, 31,869.18 and 14,142.14

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Solution

The fourth proportional to 23,097.90, 31,869.18 and 14,142.14 is: 19,512.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,097.90 : 31,869.18 = 14,142.14 : x
  2. Step 2: Convert to fraction form
    23,097.90/31,869.18 = 14,142.14/x
  3. Step 3: Cross multiply
    23,097.90x = 31,869.18 × 14,142.14
  4. Step 4: Simplify right side
    23,097.90x = 450,698,245.90
  5. Step 5: Solve for x
    x = 450,698,245.90/23,097.90
  6. Step 6: Final answer
    x = 19,512.52

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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.