Home / 13,102.48-19,641.94-4,776.70

Finding the Fourth Proportional to 13,102.48, 19,641.94 and 4,776.70

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Solution

The fourth proportional to 13,102.48, 19,641.94 and 4,776.70 is: 7,160.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102.48 : 19,641.94 = 4,776.70 : x
  2. Step 2: Convert to fraction form
    13,102.48/19,641.94 = 4,776.70/x
  3. Step 3: Cross multiply
    13,102.48x = 19,641.94 × 4,776.70
  4. Step 4: Simplify right side
    13,102.48x = 93,823,602.21
  5. Step 5: Solve for x
    x = 93,823,602.21/13,102.48
  6. Step 6: Final answer
    x = 7,160.75

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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.