Home / 26,176.92-39,271.59-8,646.09

Finding the Fourth Proportional to 26,176.92, 39,271.59 and 8,646.09

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Solution

The fourth proportional to 26,176.92, 39,271.59 and 8,646.09 is: 12,971.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,176.92 : 39,271.59 = 8,646.09 : x
  2. Step 2: Convert to fraction form
    26,176.92/39,271.59 = 8,646.09/x
  3. Step 3: Cross multiply
    26,176.92x = 39,271.59 × 8,646.09
  4. Step 4: Simplify right side
    26,176.92x = 339,545,701.58
  5. Step 5: Solve for x
    x = 339,545,701.58/26,176.92
  6. Step 6: Final answer
    x = 12,971.19

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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.