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Finding the Fourth Proportional to 57,395.84, 86,094.48 and 15,275.66

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Solution

The fourth proportional to 57,395.84, 86,094.48 and 15,275.66 is: 22,913.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,395.84 : 86,094.48 = 15,275.66 : x
  2. Step 2: Convert to fraction form
    57,395.84/86,094.48 = 15,275.66/x
  3. Step 3: Cross multiply
    57,395.84x = 86,094.48 × 15,275.66
  4. Step 4: Simplify right side
    57,395.84x = 1,315,150,029.52
  5. Step 5: Solve for x
    x = 1,315,150,029.52/57,395.84
  6. Step 6: Final answer
    x = 22,913.68

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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.