Home / 15,322.10-22,984.47-4,228.79

Finding the Fourth Proportional to 15,322.10, 22,984.47 and 4,228.79

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Solution

The fourth proportional to 15,322.10, 22,984.47 and 4,228.79 is: 6,343.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,322.10 : 22,984.47 = 4,228.79 : x
  2. Step 2: Convert to fraction form
    15,322.10/22,984.47 = 4,228.79/x
  3. Step 3: Cross multiply
    15,322.10x = 22,984.47 × 4,228.79
  4. Step 4: Simplify right side
    15,322.10x = 97,196,360.83
  5. Step 5: Solve for x
    x = 97,196,360.83/15,322.10
  6. Step 6: Final answer
    x = 6,343.54

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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.