Home / 35,915.22-53,873.10-12,541.68

Finding the Fourth Proportional to 35,915.22, 53,873.10 and 12,541.68

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Solution

The fourth proportional to 35,915.22, 53,873.10 and 12,541.68 is: 18,812.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,915.22 : 53,873.10 = 12,541.68 : x
  2. Step 2: Convert to fraction form
    35,915.22/53,873.10 = 12,541.68/x
  3. Step 3: Cross multiply
    35,915.22x = 53,873.10 × 12,541.68
  4. Step 4: Simplify right side
    35,915.22x = 675,659,180.81
  5. Step 5: Solve for x
    x = 675,659,180.81/35,915.22
  6. Step 6: Final answer
    x = 18,812.61

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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.