Home / 26,284.59-39,428.78-8,271.27

Finding the Fourth Proportional to 26,284.59, 39,428.78 and 8,271.27

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Solution

The fourth proportional to 26,284.59, 39,428.78 and 8,271.27 is: 12,407.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,284.59 : 39,428.78 = 8,271.27 : x
  2. Step 2: Convert to fraction form
    26,284.59/39,428.78 = 8,271.27/x
  3. Step 3: Cross multiply
    26,284.59x = 39,428.78 × 8,271.27
  4. Step 4: Simplify right side
    26,284.59x = 326,126,043.79
  5. Step 5: Solve for x
    x = 326,126,043.79/26,284.59
  6. Step 6: Final answer
    x = 12,407.50

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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.