Home / 17,915.07-26,863.40-8,045.88

Finding the Fourth Proportional to 17,915.07, 26,863.40 and 8,045.88

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Solution

The fourth proportional to 17,915.07, 26,863.40 and 8,045.88 is: 12,064.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,915.07 : 26,863.40 = 8,045.88 : x
  2. Step 2: Convert to fraction form
    17,915.07/26,863.40 = 8,045.88/x
  3. Step 3: Cross multiply
    17,915.07x = 26,863.40 × 8,045.88
  4. Step 4: Simplify right side
    17,915.07x = 216,139,718.02
  5. Step 5: Solve for x
    x = 216,139,718.02/17,915.07
  6. Step 6: Final answer
    x = 12,064.68

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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.