Home / 15,128.47-22,693.79-4,035.10

Finding the Fourth Proportional to 15,128.47, 22,693.79 and 4,035.10

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Solution

The fourth proportional to 15,128.47, 22,693.79 and 4,035.10 is: 6,052.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,128.47 : 22,693.79 = 4,035.10 : x
  2. Step 2: Convert to fraction form
    15,128.47/22,693.79 = 4,035.10/x
  3. Step 3: Cross multiply
    15,128.47x = 22,693.79 × 4,035.10
  4. Step 4: Simplify right side
    15,128.47x = 91,571,712.03
  5. Step 5: Solve for x
    x = 91,571,712.03/15,128.47
  6. Step 6: Final answer
    x = 6,052.94

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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.