Home / 15,228.81-22,849.29-5,369.09

Finding the Fourth Proportional to 15,228.81, 22,849.29 and 5,369.09

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Solution

The fourth proportional to 15,228.81, 22,849.29 and 5,369.09 is: 8,055.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,228.81 : 22,849.29 = 5,369.09 : x
  2. Step 2: Convert to fraction form
    15,228.81/22,849.29 = 5,369.09/x
  3. Step 3: Cross multiply
    15,228.81x = 22,849.29 × 5,369.09
  4. Step 4: Simplify right side
    15,228.81x = 122,679,780.20
  5. Step 5: Solve for x
    x = 122,679,780.20/15,228.81
  6. Step 6: Final answer
    x = 8,055.77

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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.