Home / 17,785.63-26,680.01-4,638.11

Finding the Fourth Proportional to 17,785.63, 26,680.01 and 4,638.11

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Solution

The fourth proportional to 17,785.63, 26,680.01 and 4,638.11 is: 6,957.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,785.63 : 26,680.01 = 4,638.11 : x
  2. Step 2: Convert to fraction form
    17,785.63/26,680.01 = 4,638.11/x
  3. Step 3: Cross multiply
    17,785.63x = 26,680.01 × 4,638.11
  4. Step 4: Simplify right side
    17,785.63x = 123,744,827.71
  5. Step 5: Solve for x
    x = 123,744,827.71/17,785.63
  6. Step 6: Final answer
    x = 6,957.58

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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.