Home / 17,516.52-26,284.77-6,421.68

Finding the Fourth Proportional to 17,516.52, 26,284.77 and 6,421.68

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Solution

The fourth proportional to 17,516.52, 26,284.77 and 6,421.68 is: 9,636.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,516.52 : 26,284.77 = 6,421.68 : x
  2. Step 2: Convert to fraction form
    17,516.52/26,284.77 = 6,421.68/x
  3. Step 3: Cross multiply
    17,516.52x = 26,284.77 × 6,421.68
  4. Step 4: Simplify right side
    17,516.52x = 168,792,381.81
  5. Step 5: Solve for x
    x = 168,792,381.81/17,516.52
  6. Step 6: Final answer
    x = 9,636.18

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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.