Home / 15,281.19-22,921.83-4,188

Finding the Fourth Proportional to 15,281.19, 22,921.83 and 4,188

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Solution

The fourth proportional to 15,281.19, 22,921.83 and 4,188 is: 6,282.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,281.19 : 22,921.83 = 4,188 : x
  2. Step 2: Convert to fraction form
    15,281.19/22,921.83 = 4,188/x
  3. Step 3: Cross multiply
    15,281.19x = 22,921.83 × 4,188
  4. Step 4: Simplify right side
    15,281.19x = 95,996,624.04
  5. Step 5: Solve for x
    x = 95,996,624.04/15,281.19
  6. Step 6: Final answer
    x = 6,282.01

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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.