Home / 26,124.87-39,153.06-12,083.10

Finding the Fourth Proportional to 26,124.87, 39,153.06 and 12,083.10

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Solution

The fourth proportional to 26,124.87, 39,153.06 and 12,083.10 is: 18,108.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,124.87 : 39,153.06 = 12,083.10 : x
  2. Step 2: Convert to fraction form
    26,124.87/39,153.06 = 12,083.10/x
  3. Step 3: Cross multiply
    26,124.87x = 39,153.06 × 12,083.10
  4. Step 4: Simplify right side
    26,124.87x = 473,090,339.29
  5. Step 5: Solve for x
    x = 473,090,339.29/26,124.87
  6. Step 6: Final answer
    x = 18,108.81

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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.