Home / 17,916.84-26,886.96-6,823.64

Finding the Fourth Proportional to 17,916.84, 26,886.96 and 6,823.64

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Solution

The fourth proportional to 17,916.84, 26,886.96 and 6,823.64 is: 10,239.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,916.84 : 26,886.96 = 6,823.64 : x
  2. Step 2: Convert to fraction form
    17,916.84/26,886.96 = 6,823.64/x
  3. Step 3: Cross multiply
    17,916.84x = 26,886.96 × 6,823.64
  4. Step 4: Simplify right side
    17,916.84x = 183,466,801.30
  5. Step 5: Solve for x
    x = 183,466,801.30/17,916.84
  6. Step 6: Final answer
    x = 10,239.91

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1.5x scale

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.