Home / 18,827.07-25,973.96-13,160.31

Finding the Fourth Proportional to 18,827.07, 25,973.96 and 13,160.31

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Solution

The fourth proportional to 18,827.07, 25,973.96 and 13,160.31 is: 18,156.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,827.07 : 25,973.96 = 13,160.31 : x
  2. Step 2: Convert to fraction form
    18,827.07/25,973.96 = 13,160.31/x
  3. Step 3: Cross multiply
    18,827.07x = 25,973.96 × 13,160.31
  4. Step 4: Simplify right side
    18,827.07x = 341,825,365.53
  5. Step 5: Solve for x
    x = 341,825,365.53/18,827.07
  6. Step 6: Final answer
    x = 18,156.06

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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.