Home / 19,230.28-26,542.62-10,851.64

Finding the Fourth Proportional to 19,230.28, 26,542.62 and 10,851.64

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Solution

The fourth proportional to 19,230.28, 26,542.62 and 10,851.64 is: 14,977.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,230.28 : 26,542.62 = 10,851.64 : x
  2. Step 2: Convert to fraction form
    19,230.28/26,542.62 = 10,851.64/x
  3. Step 3: Cross multiply
    19,230.28x = 26,542.62 × 10,851.64
  4. Step 4: Simplify right side
    19,230.28x = 288,030,956.90
  5. Step 5: Solve for x
    x = 288,030,956.90/19,230.28
  6. Step 6: Final answer
    x = 14,977.99

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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.