Home / 13,056.76-19,599.18-5,270.68

Finding the Fourth Proportional to 13,056.76, 19,599.18 and 5,270.68

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Solution

The fourth proportional to 13,056.76, 19,599.18 and 5,270.68 is: 7,911.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056.76 : 19,599.18 = 5,270.68 : x
  2. Step 2: Convert to fraction form
    13,056.76/19,599.18 = 5,270.68/x
  3. Step 3: Cross multiply
    13,056.76x = 19,599.18 × 5,270.68
  4. Step 4: Simplify right side
    13,056.76x = 103,301,006.04
  5. Step 5: Solve for x
    x = 103,301,006.04/13,056.76
  6. Step 6: Final answer
    x = 7,911.69

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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.