Home / 13,132.26-19,699.74-4,364.82

Finding the Fourth Proportional to 13,132.26, 19,699.74 and 4,364.82

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Solution

The fourth proportional to 13,132.26, 19,699.74 and 4,364.82 is: 6,547.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,132.26 : 19,699.74 = 4,364.82 : x
  2. Step 2: Convert to fraction form
    13,132.26/19,699.74 = 4,364.82/x
  3. Step 3: Cross multiply
    13,132.26x = 19,699.74 × 4,364.82
  4. Step 4: Simplify right side
    13,132.26x = 85,985,819.15
  5. Step 5: Solve for x
    x = 85,985,819.15/13,132.26
  6. Step 6: Final answer
    x = 6,547.68

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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.