Home / 18,926.62-26,123.26-10,973.24

Finding the Fourth Proportional to 18,926.62, 26,123.26 and 10,973.24

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Solution

The fourth proportional to 18,926.62, 26,123.26 and 10,973.24 is: 15,145.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,926.62 : 26,123.26 = 10,973.24 : x
  2. Step 2: Convert to fraction form
    18,926.62/26,123.26 = 10,973.24/x
  3. Step 3: Cross multiply
    18,926.62x = 26,123.26 × 10,973.24
  4. Step 4: Simplify right side
    18,926.62x = 286,656,801.56
  5. Step 5: Solve for x
    x = 286,656,801.56/18,926.62
  6. Step 6: Final answer
    x = 15,145.69

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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.