Home / 15,355.94-23,038.78-5,495

Finding the Fourth Proportional to 15,355.94, 23,038.78 and 5,495

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Solution

The fourth proportional to 15,355.94, 23,038.78 and 5,495 is: 8,244.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,355.94 : 23,038.78 = 5,495 : x
  2. Step 2: Convert to fraction form
    15,355.94/23,038.78 = 5,495/x
  3. Step 3: Cross multiply
    15,355.94x = 23,038.78 × 5,495
  4. Step 4: Simplify right side
    15,355.94x = 126,598,096.10
  5. Step 5: Solve for x
    x = 126,598,096.10/15,355.94
  6. Step 6: Final answer
    x = 8,244.24

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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.