Home / 17,515.10-26,272.65-5,203.10

Finding the Fourth Proportional to 17,515.10, 26,272.65 and 5,203.10

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Solution

The fourth proportional to 17,515.10, 26,272.65 and 5,203.10 is: 7,804.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,515.10 : 26,272.65 = 5,203.10 : x
  2. Step 2: Convert to fraction form
    17,515.10/26,272.65 = 5,203.10/x
  3. Step 3: Cross multiply
    17,515.10x = 26,272.65 × 5,203.10
  4. Step 4: Simplify right side
    17,515.10x = 136,699,225.22
  5. Step 5: Solve for x
    x = 136,699,225.22/17,515.10
  6. Step 6: Final answer
    x = 7,804.65

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Similar ratio
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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.