Home / 17,588.70-26,385.65-5,107.10

Finding the Fourth Proportional to 17,588.70, 26,385.65 and 5,107.10

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Solution

The fourth proportional to 17,588.70, 26,385.65 and 5,107.10 is: 7,661.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,588.70 : 26,385.65 = 5,107.10 : x
  2. Step 2: Convert to fraction form
    17,588.70/26,385.65 = 5,107.10/x
  3. Step 3: Cross multiply
    17,588.70x = 26,385.65 × 5,107.10
  4. Step 4: Simplify right side
    17,588.70x = 134,753,995.65
  5. Step 5: Solve for x
    x = 134,753,995.65/17,588.70
  6. Step 6: Final answer
    x = 7,661.40

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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.