Home / 19,913.66-29,888.93-10,059.87

Finding the Fourth Proportional to 19,913.66, 29,888.93 and 10,059.87

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Solution

The fourth proportional to 19,913.66, 29,888.93 and 10,059.87 is: 15,099.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,913.66 : 29,888.93 = 10,059.87 : x
  2. Step 2: Convert to fraction form
    19,913.66/29,888.93 = 10,059.87/x
  3. Step 3: Cross multiply
    19,913.66x = 29,888.93 × 10,059.87
  4. Step 4: Simplify right side
    19,913.66x = 300,678,775.39
  5. Step 5: Solve for x
    x = 300,678,775.39/19,913.66
  6. Step 6: Final answer
    x = 15,099.13

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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.