Home / 17,587.57-26,382.08-5,107.59

Finding the Fourth Proportional to 17,587.57, 26,382.08 and 5,107.59

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Solution

The fourth proportional to 17,587.57, 26,382.08 and 5,107.59 is: 7,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,587.57 : 26,382.08 = 5,107.59 : x
  2. Step 2: Convert to fraction form
    17,587.57/26,382.08 = 5,107.59/x
  3. Step 3: Cross multiply
    17,587.57x = 26,382.08 × 5,107.59
  4. Step 4: Simplify right side
    17,587.57x = 134,748,841.60
  5. Step 5: Solve for x
    x = 134,748,841.60/17,587.57
  6. Step 6: Final answer
    x = 7,661.60

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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.