Home / 19,886.48-29,829.03-5,095.54

Finding the Fourth Proportional to 19,886.48, 29,829.03 and 5,095.54

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Solution

The fourth proportional to 19,886.48, 29,829.03 and 5,095.54 is: 7,643.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,886.48 : 29,829.03 = 5,095.54 : x
  2. Step 2: Convert to fraction form
    19,886.48/29,829.03 = 5,095.54/x
  3. Step 3: Cross multiply
    19,886.48x = 29,829.03 × 5,095.54
  4. Step 4: Simplify right side
    19,886.48x = 151,995,015.53
  5. Step 5: Solve for x
    x = 151,995,015.53/19,886.48
  6. Step 6: Final answer
    x = 7,643.13

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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.