Home / 23,092.72-31,860.40-14,130.88

Finding the Fourth Proportional to 23,092.72, 31,860.40 and 14,130.88

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Solution

The fourth proportional to 23,092.72, 31,860.40 and 14,130.88 is: 19,495.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,092.72 : 31,860.40 = 14,130.88 : x
  2. Step 2: Convert to fraction form
    23,092.72/31,860.40 = 14,130.88/x
  3. Step 3: Cross multiply
    23,092.72x = 31,860.40 × 14,130.88
  4. Step 4: Simplify right side
    23,092.72x = 450,215,489.15
  5. Step 5: Solve for x
    x = 450,215,489.15/23,092.72
  6. Step 6: Final answer
    x = 19,495.99

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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.