Home / 18,298.08-27,448.74-5,150.58

Finding the Fourth Proportional to 18,298.08, 27,448.74 and 5,150.58

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Solution

The fourth proportional to 18,298.08, 27,448.74 and 5,150.58 is: 7,726.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,298.08 : 27,448.74 = 5,150.58 : x
  2. Step 2: Convert to fraction form
    18,298.08/27,448.74 = 5,150.58/x
  3. Step 3: Cross multiply
    18,298.08x = 27,448.74 × 5,150.58
  4. Step 4: Simplify right side
    18,298.08x = 141,376,931.27
  5. Step 5: Solve for x
    x = 141,376,931.27/18,298.08
  6. Step 6: Final answer
    x = 7,726.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.