Home / 26,410.58-39,602.68-8,638.92

Finding the Fourth Proportional to 26,410.58, 39,602.68 and 8,638.92

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Solution

The fourth proportional to 26,410.58, 39,602.68 and 8,638.92 is: 12,954.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,410.58 : 39,602.68 = 8,638.92 : x
  2. Step 2: Convert to fraction form
    26,410.58/39,602.68 = 8,638.92/x
  3. Step 3: Cross multiply
    26,410.58x = 39,602.68 × 8,638.92
  4. Step 4: Simplify right side
    26,410.58x = 342,124,384.31
  5. Step 5: Solve for x
    x = 342,124,384.31/26,410.58
  6. Step 6: Final answer
    x = 12,954.07

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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.